Portal:Animation/Did you know/10

...that Cliff Friend co-wrote "The Merry-Go-Round Broke Down", the theme tune of the Looney Tunes cartoon series?
...that Sozin's Comet: The Final Battle, the two-hour finale for Avatar: The Last Airbender, was the most-watched cable television broadcast in the week of its transmission?
...that Paul McCartney's condition for guest starring in The Simpsons episode "Lisa the Vegetarian" was that Lisa, who becomes a vegetarian in the episode, remain one for the rest of the series?

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