Heavy Metal Mater
Mater and Lightning McQueen are ready to rock! When Mater's garage band, Mater and the Gas Caps, records a hit song, Mater becomes a rock legend. Then Lightning joins Mater's band for the rock concert of the century!
- Genre: Animation, Comedy
- Director: John Lasseter
- Cast: Larry the Cable Guy, Keith Ferguson, George Carlin, Lori Alan, John Cygan
- Country: United States