Plus-sized comic's roadie romp

MELISSA McCarthy is a comedienne who is refreshingly un-selfconscious about roles in which she relentlessly pokes fun at herself. In recent years, she's carved a comfortable niche by playing the glamour-free klutz and small-town girl with the plus-sized body and R-rated vocabulary with admirable verve and a good deal of voracity: what you see is what you get, and her characters simply tell it like it is.

In Tammy, a film conceived and written by McCarthy together with husband Ben Falcone (who also directed), she lays it all on the line by getting into the skin of the title character - an unflinching underdog who never met a cheeseburger (or three) she didn't like. The …