Tune Town is the city and the town where the Looney Tunes presumably live in their world. It is one of the locations in the Warner Bros. Server-verse.
When Michael Jordan entered Looney Tune Land, as named by Daffy Duck, he landed in the middle of Tune Town. There he was surrounded by most of the Looney Tunes, who are supposedly fans of his, and is the told the Tunes' situation by Bugs Bunny. He then went to their gym, where he encountered the Monstars.