|Plot||Slimey the Worm has disappeared.|
|Air date||April 26, 1973|
|Season||Season 4 (1972-1973)|
|Sponsors||B, N, 9|
- Oscar feels miserable; Slimey the Worm has disappeared. Sadly, he sings "Has Anyone Seen My Worm?" Grover offers to become Oscar's pet, but it doesn't work out.
- Luis sorts items by function using some rain gear and a pair of sunglasses.
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|Episode 0523||Episode 0525|