The good ol' Scoop-n-Boop
Cumming on someones belly button, scooping the cum out with a finger and booping the partner on the nose.
Friend A: You know what? I was having sex with my girlfriend yesterday!
Friend B: But did you do the good ol' Scoop-n-Boop?
Friend A: Of course I did.
Friend B: But did you do the good ol' Scoop-n-Boop?
Friend A: Of course I did.