Your momma is so old, when she went to the antique store, they wouldn't let her leave.
Yo momma too old for antique store
Explanation
Explain Bear
Listen up, buttercup. This joke is all about how OLD yo momma is. She's so ancient that when she visits an antique store, they think she's an antique herself and try to keep her there. You are probably still living with her LOL.