Gumby - Season 1 Episode 11 Outcast Marbles
Overview: Split into episodes 22 and 23 in syndication: Odd Balls Outcast Marbles Run time: 10 minutes, 37 seconds. Gumby reads a story about two soft marbles that can't hold their shape, and goes on a mission to find which sound will make them round normal marbles again. A shortened version of this episode was named "Odd Balls"