Well i cant help you have fun but i can give you idea on what you can do to have fun.
1)Plays games
2)Play games with friends
3)Hangout With Friends
4)Do Stupid stuff (doesn't recomend unless ur crazy)
5)Hangout with family members
6)Watch a Movie with someone.
7)Flirt.
8)DO WHAT YOU THINK IS FUN! (that how u really have fun)