In this clip from tonight's episode of The Big Bang Theory, Sheldon, Leonard, Wolowitz and Raj see Summer Glau board their train and they discuss reasons why she could be on board.
Sheldon [to Kripke]: Also, I am given to understand that your mother is overweight. Raj: Oh, snap. Sheldon: Now of course, if that is the result of a glandular condition and not sloth and gluttony then I withdraw that comment.
