I've got on a tight tank top and undies with no bra. My cleavage is absolutely massive! I wanted to see just how long it would take of wiggling, bouncing, and jumping to get my boobs to come entirely out of my top! It starts with bouncy cleavage until my nipples start poking out. Once they've come out enough, I lift up my arms and bounce harder to get them to come out all on their own!