Robert Burck is known as the Naked Cowboy.
He plays his guitar in New York's Times Square wearing nothing but a cowboy hat, boots and white briefs.
Tourists crowd around to get their pictures taken with the Naked Cowboy.
He says he'll be tossing his hat into the ring with an official announcement tomorrow.
The Naked Cowboy wants to strip Mayor Michael Bloomberg of his post.
Bloomberg's seeking a third term.
