a basketball shaped invitaion. ask all girls to bring there favorite jersey if they have one and a basketball if they have one
Decor:
you can put up pictures of famous basket ball players for inspiration like lisa leslie. but basketballs in the room and out sports pictures up(mainly about basketball of course)
Food:
pizza,soda, ice cream ect. like an after party after winning a big game
Music:
songs like get ya head in the game form high school music and stuff form space jam and of course the movie rebound.
