One of the kids has a divorced Mom and an estranged father. Lawrence will become the boy's figurative father before eventually falling in love with his mother at the end of the movie and beginning his lieteral father.
One of the kids totally sucks at basketball, but has one special talent that's unstoppable when performed on the court.
The fat kid will stow junk food either in his locker or his shoes and at some point in the film, he'll sit on an opposing player.
The nerdy kid will create an unstoppable strategy, but be unable to perform it himself.
Former champions that are evil will defeat the team early on, but lose to the forces of good in the final game.
blah blah blah