Want to know how to annoy your siblings? Whether you're looking to prank your brother, mess with your sister, or just win the ongoing sibling warfare, these 79+ tried-and-true tactics cover everything from door invasions and copycat games to full-on psychological operations. All tested, all effective, all mostly reversible.
79+ Sibling Pranks- 1.Give your neighbors a pair of Bluetooth speakers as a gift, then use your device to blast music into them at random times. You can also blast creepy sounds to make them think their house is haunted.
- 2.Every time you go into their room, leave the door wide open on your way out.
- 3.Barge into their room at the most inconvenient time possible — like when they're napping or deeply focused on something.
- 4.If they lock themselves in a room, wait outside the door and periodically remind them you're still there.
- 5.Go into their room at a random time, sit in the corner hugging your knees, rock back and forth with a blank expression, and refuse to explain yourself.
- 6.Walk in while they're gaming or watching something important, stand in front of the screen, leave, come back, and repeat.
- 7.Knock on their door continuously until they let you in.
- 8.Slide ridiculous notes under their door.
- 9.Follow them around wherever they go. If they ask what you're doing, just say "Nothing." If they leave the house, follow them outside.
- 10.Barge in on their hangout with friends and plant yourself right in the middle of their line of sight.
- 11.Copy their every move and repeat everything they say.
- 12.Repeat everything they say in a high-pitched voice. If they get frustrated and say "Stop it," repeat that back in a high-pitched voice too.
- 13.Play shadow — follow them around and repeat every single word they say.
- 14.When they ask what you're doing, just repeat their question back to them.
- 15.Whenever they start talking, cover your ears and go "LALALALALALALA" until they stop.
- 16.Say "Why?" to absolutely everything.
- 17.Mimic their voice, expressions, and gestures all day long.
- 18.Say "lol" out loud every few words in conversation.
- 19.Keep saying "OMG" constantly throughout the day.
- 20.Hold their phone hostage and make them bargain to get it back.
- 21.Change the majority of their phone contacts to superhero names — and change the contact photos too.
- 22.Turn off the WiFi right when they're in the middle of something online.
- 23.Text them nonstop while they're watching a video so the notifications cover the screen.
- 24.Take their phone or device and take a hundred pictures of random objects to fill up the storage.
- 25.Sneak onto their device and change their wallpaper to something embarrassing.
- 26.Hide their AirPods or earbuds and act completely innocent.
- 27.Play the same song on repeat no matter where you are. Suggestions: anything by Alvin and the Chipmunks.
- 28.Sing the loudest, most annoying song you know directly in front of them.
- 29.Play their least favorite song on full volume while they're trying to watch TV.
- 30.Surrender to them, then in the middle of the night put a megaphone near their ear and yell "I'LL NEVER SURRENDER!" — then run.
- 31.Sneak into their room in the morning and yell loudly to wake them up. Be prepared to run immediately.
- 32.Sing loudly throughout the house while they're reading.
- 33.Make a buzzing noise in their ear and buzz around them like a fly.
- 34.Be as loud as humanly possible when they're trying to sleep.
- 35.Take their most prized possession and hide it somewhere — the more they love it, the more effective this is.
- 36.Hide all of their things in completely absurd places.
- 37.Steal their socks.
- 38.Move their bookmark ahead three pages.
- 39.Fold random pages in their book so they lose their place.
- 40.Take their things and secretly put them in another sibling's room, then watch the fight break out.
- 41.Draw all over their homework with a crayon. When they ask what happened, say you couldn't find any other paper to doodle on.
- 42.Throw your dirty laundry at them and claim you were aiming for the laundry basket.
- 43.Shoot them with Nerf darts when they're doing something important.
- 44.When they're with their friends, find every opportunity to show those friends the most embarrassing baby photos you can find.
- 45.Show their crush or significant other their most unflattering childhood pictures.
- 46.When they're in public and do something perfectly normal, shout "UGH, I CAN'T BELIEVE WE'RE RELATED!" and storm off.
- 47.Photobomb every picture they try to take.
- 48.Snap photos and videos of them making weird faces, dancing, or singing off-key, and post the best ones.
- 49.Insist on tagging along when their friends come over and make yourself completely impossible to ignore.
- 50.Tease them relentlessly about a friend they hang out with, implying there's a crush, even when there clearly isn't.
- 51.Claim one sibling is your favorite in front of everyone to stir up drama.
- 52.If your house setup allows it, turn on the hot water somewhere else in the house while they're in the shower.
- 53.Tie their pajama legs together. When they put them on, they'll fall with a satisfying thud.
- 54.If you share a bunk bed, poke them in the dark, then get caught on purpose — it's more annoying when they know it's you.
- 55.Decorate them with stickers or markers while they're asleep, take a photo, and keep it forever as blackmail.
- 56.Pour a little water on the bed before their friend sits down, so it looks like an accident.
- 57.Secretly learn to play a piano piece perfectly. When you're at a piano together, claim you've never played before, then perform flawlessly.
- 58.Invite yourself to their friend hangout as if you were always part of the plan.
- 59.Blame them for something with no evidence. "I know you did it." "Did what?" "IT."
- 60.Never use their actual name — only pointless nicknames, or just the word "sibling."
- 61.Ignore them completely when they talk to you. When they give up and walk away, immediately ask them what they wanted.
- 62.Use extreme selective hearing: only respond after your name has been yelled at least ten times.
- 63.Walk up and just stare at them in silence until they crack.
- 64.Disrupt their friends' hangout by getting into their line of sight and refusing to budge.
- 65.When playing board games, obviously cheat, then deny it with complete conviction.
- 66.When they ask "Are you okay?" keep responding with "Why?" no matter what they say.
- 67.Talk to them in gibberish, a made-up language, or an exaggerated accent.
- 68.Insist there is a monster under your bed and ask for their help investigating — every night.
- 69.Jump on their back randomly and demand a piggyback ride.
- 70.Call them "Your Highness" all day and follow them around fanning them.
- 71.Smother them with excessive hugs and cuddles every time they try to sit down.
- 72.Watch a TV show they absolutely cannot stand, at full volume.
- 73.Whenever they start to talk, look just slightly past them — about two inches to the right of their face.
- 74.When asked to get or do something, use extremely selective hearing and take approximately forever to respond.
- 75.Sarcastically critique their outfit every single time they ask for your opinion.
- 76.Call "dibs" on everything at once: the remote, the good couch spot, the front seat, the last of the snacks.
- 77.Tease them about their nonexistent dating life at every opportunity.
- 78.Learn a foreign language specifically so you can mutter comments under your breath that they can't understand.
- 79.Use their embarrassing memories as ammunition when others are around — the more detail, the better.
- 80.Sit in their spot.
- 81.Breathe loudly near them.
- 82.Say their name repeatedly.
- 83.Copy everything they say.
- 84.Touch their stuff and say "I'm not touching it."
- 85.Borrow clothes without asking.
- 86.Change the TV channel.
- 87.Ask them annoying questions while they're gaming.
- 88.Knock on their door constantly.
- 89.Turn the lights on.
- 90.Copy their laugh.
- 91.Repeat their jokes.
- 92.Walk exactly behind them.
- 93.Mimic their walk.
- 94.Repeat their words in a high voice.
- 95.Copy their poses.
- 96.Copy their dance moves.
- 97.Copy their facial expressions.
- 98.Repeat their texts.
- 99.Use their slang wrong.
- 100.Rearrange their desk.
- 101.Sit on their bed.
- 102.Move their pillow.
- 103.Borrow their charger.
- 104.Hide the remote.
- 105.Take their blanket.
- 106.Use their chair.
- 107.Move their shoes.
- 108.Change their alarm.
- 109.Borrow snacks.
- 110.Whisper their name.
- 111.Say "Mom said…" then stop.
- 112.Tell them someone called them.
- 113.Say "you're in trouble."
- 114.Tell them they missed something important.
- 115.Ask what they're hiding.
- 116.Tell them you know their secret.
- 117.Say "interesting…"
- 118.Pretend to tell a secret to someone else about them.
- 119.Look suspiciously at them.
- 120.Finish their sentences wrong.
- 121.Take the last snack.
- 122.Pause their show.
- 123.Sit too close on the couch.
- 124.Turn music louder.
- 125.Ask them to help with everything.
- 126.Knock right when they start a game.
- 127.Ask if they're almost done.
- 128.Ask them to repeat things.
- 129.Ask where your stuff is (even if it's yours).
- 130."I'm telling Mom."
- 131."Mom said it's my turn."
- 132."That's not what Mom said."
- 133."You started it."
- 134."I barely touched you."
- 135."Stop hitting yourself."
- 136."I know you are but what am I."
- 137."Why are you mad?"
- 138."Relax."
- 139."It's just a joke."
- 140.Hide one sock
- 141.Eat their leftovers
- 142.Change playlist
- 143.Borrow charger forever
- 144.Ask for rides constantly
- 145.Leave lights on
- 146.Close their laptop
- 147.Ask what they're watching
- 148.Ask if they're busy
- 149.Send them memes while in the same room
- 150.Tap their shoulder repeatedly
- 151.Take the comfy seat
- 152.Use their shampoo
- 153.Borrow their hoodie
- 154.Ask them for help with homework
- 155.Ask for snacks
- 156.Say "guess what"
- 157.Leave door open
- 158.Knock again
- 159.Ask again
- 160.Sit in their chair
- 161.Ask what they're doing
- 162.Ask again
- 163.Breathe dramatically
- 164.Hum loudly
- 165.Ask if they're mad
- 166.Ask why
- 167.Ask again
- 168.Smile mysteriously
- 169.Walk away slowly
- 170.Come back
- 171.Say "never mind"
- 172.Laugh quietly
- 173.Ask if they heard that
- 174.Pretend someone called them
- 175.Tell them nothing
- 176.Whisper again
- 177.Tap the desk
- 178.Say "interesting…"
- 179.Leave before they respond