Episode 0529


 * Gordon and Susan are joined by Luis and Maria while they walk down the street.


 * Bill Cosby plays twins who count from 1 to 20.


 * Susan sings "The Garden" to Oscar, to teach him to take care of the environment.


 * Ernie and 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 and brings his electric fan.


 * Sam the Machine has a picture with a lot of letter Ns hidden in it.