"Daddy BubbleGum" is a popular song in the Cars universe. In Heavy Happy Meal Mater, it is written and performed by Mater's band, Mater and the Gas-Caps. The song initially started out as a garage rock song, but was later turned into a heavy metal song.

The song was released through Dinoco Records, and was later performed on the Rust & Roll Tour.



  • "Rust & Roll" is a pun on "Rock & Roll".
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