If you thought calves were the only things about Jill that were thick and muscular, you have another think coming, and this you shall appreciate fully in this great clip, where you see her immense sagging hamstrings and big quads on display. The first thing you will see as she lies on her back with her feet drawn close is Jill bouncing her calves to an arpeggio, her jumping muscles keeping time to the sixteenth notes you hear wafting from your speakers! She swore she had not been practicing making her calf muscles pop without moving her feet, but you would not know it from watching her control... Show more