|Plot||Gordon and Susan take a walk.|
|Air date||May 3, 1973|
|Season||Season 4 (1972-1973)|
|Sponsors||L, N, 4|
- Susan sings "The Garden" to Oscar, to teach him to take care of the environment. (First: Episode 0118)
- Ernie & Bert — Bert says he's too cold, so Ernie goes overboard to get him warm by putting layer after layer of clothing upon him. This makes him too hot, so Ernie opens the window, gives Bert an ice bag, and brings his electric fan. (First: Episode 0418)
- Sam the Robot has a picture with a lot of letter Ns hidden in it.
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|Episode 0528||Episode 0530|
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