As a celebrity, Sam does have to be careful when interacting with women, lest he do something to offend or that can be misinterpreted by an onlooker. So from the energy of the little food he's had, he manages to sit up fully so he can partake of the mushrooms without doing anything scandalous.

"Thank you," he sincerely adds after picking out a handful or so, and sets to satisfying his hunger.