Go to the movies, go shopping, rock climbing, catch a ferry, play Board Games, swimming.
play with a puppy! Or if you don't have a puppy or dog or some sort of animal, do some magic tricks or go outside enjoy the fresh air : }
Your friends.
Go ice skating with some friends! [REALLY FUN!]
shoplift.. Actually: that is illegal, and there are plenty of other things to do than shoplift.
There are many things one can do for fun. Some things you do for fun include bowling, going to the movies, playing miniature golf, hanging out with friends, swimming, or playing video games.
hang out with friends.
You and your friends can dress up really, really whacky then go walking around in stores!
BOXING
go swimming find a summer job hang out with friends go shopping have fun!!!
this isn't really weird but its fun you can make a video for youtube or something
soem fun things for a person in there 20's is riding a motorcycle, goofing off with friends & dating
if your a girl go shopping
Fun food challenges to do at home with friends