To do that dunk were you put the ball in ya legs twice...
Hold L & R and move ya gather with the left thumbstick and press hold B while pressing L & R and after the ball goes into ya legs once... the let go of the button and you do it... automatic 50 in a Dunk Contest...
to do that alley hoop while doing a backflip then catching it and hooping it....
first swing right tumbstick in a 360 degrees conterclosewise while holding L and R... then press B and you will attept to do a backflip.... then press b again and he will catch the ball and swing the right tumbstick 360 to make him swing and dunk...
damn.. i love freestyle air!