Person 1
Lie on your back on a couch and slightly spread your legs.
Person 2
Put one of your feet on the edge of the couch and the other between the legs of person 1.
Put your hands behind your back - Place one on the chest and the other on the knee of person 1 for support.
Sit on the lap of person 1, spreading your legs.
Then, lift yourself up and down.
