Girlfriend pranks can range from funny to not funny, scary to just mean. Most girlfriend pranks take place inside the house, where the prank victim has his or her guard down and is the most vulnerable.

1. She might cry. So be prepared to console her... or not.
2. She might get very angry. Watch out for flying objects and a lot of screaming.
3. She might break up with you.
4. She might prank you back.
5. She might hold a grudge and never let you live it down.
6. Benefits such as sex may be withheld.
7. This may launch an all out prank war.