LAY-UPS (FEMALE). Former WNBA player and NCAA star, Toccara Williams, teaches the basic lay up in this video. Learn the footwork for underhanded and overhand layups. Learn how to make sure that you are jumping off of the opposite foot from your shooting hand. When doing a regular extended layup, be sure to extend the knee of the same side hand you are shooting with as close as possible to your chest. You will learn how to extend your arm out and away from your body on the underhand lay up to keep the defender behind you from blocking your shot from behind. The highest percentage shot in basketball is the layup. Learn how to make it your best scoring option!