Stevie Kosgrov is described as a quirky and slightly crazy character, reminiscent of Dudley Dursley from Harry Potter, but with added physical traits like muscles and BAD body odor. He is portrayed as someone with a tough, intimidating attitude, capable of aggressive actions such as dunking people's heads in toilets for a prank.
His character appears in the book "I Funny: A Middle School Story" by James Patterson, which suggests he's part of a middle school setting. The description highlights his rough personality and perhaps some humorous or exaggerated qualities, fitting the tone of a middle school comedy or adventure story.