After a 24 year absence, Booth's mother drops in for a visit on Bones. "The Party in the Pants" is the 22nd episode of the show's eighth season.

Bones Season 8 Episode 22 Quotes

Cam: When did empowerment become stuffing dollar bills down a man's pants?
Bones: The 1970s. I already said that. You should pay closer attention.

Either rats ate the rest of his underwear or I'd say our victim was a stripper.