Complex sentence: Petty Theft is a United State tribute band formed in San Rafael, California in 2003 and are a San Francisco Bay Area based tribute band dedicated to playing tribute to the music of Tom Petty and The Heartbreakers.
Split into simpler sentences: Petty Theft is a United State tribute band formed in San Rafael, California in 2003. They are based in the San Francisco Bay Area and dedicated to playing tribute to the music of Tom Petty and The Heartbreakers.