Free floating replay camera
Pause the game, select the replay option, and change the camera angles. Hold [L] or [R] for the free floating camera angle. While [L] or [R] are still held, hold [Z] and use the D-Pad to move the camera.
Change camera sides
Enter the main play menu and highlight the "select court" option. Hold [R] and press [Z]. This relocates the camera to the other side of the court.
Alley Oop
Hold [R], then press [Pass].