When you insert a strand of anal beads into your girlfriends asshole then yank them out like your pull starting a lawn mower.
You should have seen the look on that bitch's face when I gave her the lawn mower when she wasn't expecting it.
When a woman has larger bottom lip that acts as a cum recepticle to prevent spillage in an overflow. Also no-drip-bottom-lip.
That chick really has no drip bottom lip. I bet she does't miss a drop.