Theodore Johnson (known as Armpit in Camp Green Lake) is one of the main characters in the 1998 novel, Holes, and the 2003 film adaptation and the main protagonist of Small Steps. In the film adaptation, he was portrayed by Bryon Cotton.
It's Theodore who asks Stanley to relay a message to his mother that he's sorry. It's implied in this film that Armpit and his mother reconciled and he was sent to real counselors.