Bill & Ted's Excellent Adventures is a 1990 animated television series spin-off from the 1989 film Bill & Ted's Excellent Adventure. It follows the titular protagonists, dimwitted teenage musicians Bill and Ted, who are visited by Rufus, a man from the future, who needs them to graduate from high school to start a rock band that inspires the people of the future. They travel to various time periods, making sure that history happens as it should, more or less.

Hanna-Barbera was an American animation studio and production company, which was active from 1957 until its absorption into Warner Bros. Animation in 2001. Founded on July 7, 1957 by Tom and Jerry creators William Hanna and Joseph Barbera, it was headquartered on Cahuenga Blvd from 1960 to 1998, then subsequently at the Sherman Oaks Galleria in Sherman Oaks. In 1958, the studio debuted The Huckleberry Hound Show, then The Flintstones in 1960.