Mary has a funny reaction in this scene. The photo is courtesy of the episode "Kumar vs. Kumar."
Mary has reason to be suspicious on the episode "Kumar vs. Kumar." She must protect an abusive parent.

In Plain Sight Season 4 Episode 8 Quotes

Marshall: Besides I don't mind hanging out with Vic.
Mary: Of course you don't. He's a pint size you with a killer tan.

I tried to tell you, old candy from the bottom of the beauty shop bowl, never a good idea.