The 'in your pants' game

Old man's dentures in your pants

aliens exist in your pants

Quick reply in your pants

Stinky fish in your pants.

Rune Plate in your pants

Last summer in your pants

boom boom boom boom i want you in my pants

Nails for Breakfast, Tacks for Snacks in your pants

Shakira - Hips Don't Lie in your pants :)

Believe in your pants