A featurette that shows us two illustrated New York City billboards. On the left we get a series of storyboards and on the right, we get The Missing Heir episode.

'Back to Hoagy's Alley' is a 17-minute look back at the making of the show, hosted by Leo de Lyon, featuring vintage clips of none other than William Hanna and Joseph Barbera themselves.

Vintage Kellogg's Corn Flakes commercials that featured T.C. and others pitching the Big K's crunchy breakfast staple.

A fun interview featurette, 'Cool Cats in Interview Alley' where animation historian Earl Kress talks with voice actors Arnold Stang, Leo de Lyon, and Marvin Kaplan. Show writer Barry Blitzer is also along to offer his comments.

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