Granny Lilly is trying to tear the crushed milk carton in half. In this spectacular clip, her spindly arms and sinewy chest flex and twitch with the effort. She is unable to tear the clip, but watching her try is spellbinding, especially as her efforts make the two sternocleidomastoid muscles stand out strong. Finally, she gives up trying to tear the thing in two and then flexes, showing her granny biceps in a classic double pose, then most muscular, and finally some side biceps shots. Amazing muscle definition in this beautiful willing skinny granny. A treat to see, and in slow motion, the... Show more