Ketchup In The Shower
Act as if you are taking a shower. Then squeeze ketchup all over the shower and tub. Then scream as loud as you can. When you victim comes in to check on you he or she will be freaked out and think the ketchup is blood.

Hair Dye Prank
Refill someone's shampoo bottle with a hair dye color that is totally opposite of their current hair color.

Colorful Teeth
Put a couple drops of food coloring on someone's toothbrush. They won't even notice it and will end up with different colored teeth. Add some salt, it will make the color stay longer.

Makeup Glued To Counter
Use some super glue and glue all of your victim's makeup to the counter.

Orajel And Toothpaste Prank
Empty out an entire tube of toothpaste and replace it with Orajel. Orajel is the cream used to numb canker sores. When your victim brushes their teeth in the morning with Orajel, he or she will have a numb mouth for at least 15 or 20 minutes.

Baby Powder In Blow Dryer
Place a handful of baby powder inside the victim's blow dryer. Then sit back and wait for him or her to turn it on!

Toilet Popper Prank
Buy some popper snaps, they are those legal firecracker like things that when you throw them on the ground, they make a snapping noise. Then place them on the floor under the toilet. Place them close to the side of the toilet bowl so nobody can see them. Then when they sit down to take a crap, they will be frightened by all the popping sounds.

Peanut Butter Crap On The Toilet Seat
Scoop out some peanut butter and smear it on a toilet seat. Feel free to squirt some chocolate syrup on top to make it look even more disgusting.

Lump Of Clay
Use a lump of clay or Play-Do will work as well. Form the shape of poo out of it. Then sit it on any toilet seat.

Dry Ice In The Bathroom
Place dry ice in the urinals and toilets. It will cause a very spooky looking scene.