Mr. Hooper spills milk on his counter and Big Bird sings a song to explain that it's okay to make mistakes. He sings that you shouldn't get mad or sad when you make a mistake because everyone makes mistakes, even your mother, father, and siblings. When Big Bird climbs into his nest, he accidentally steps on a letter J. Everyone assures him that it's okay, it was just a mistake. Meanwhile, Bob gets an important message for Oscar the Grouch: His grandmother, Granny Grouch, is coming to visit. Granny Grouch gives Oscar a big kiss, but Oscar does not like it very much. Granny knows all her grandchildren do not like her kisses, but she kisses anyway. Even though they cannot agree on kisses, Oscar and his Granny can enjoy a nice hot cup of mud together.

Mr. Hooper asks Big Bird to open Hooper's Store for him. Sponsors: L, O, 3

Michael Cooney visits.

Oscar has a wall built around his trash can.

Big Bird fools Tom with a disguise.

Bob is on his way to Mr. Hooper's for ice cream when Moe, an ice cream company employee, shows him a new ice cream vending machine on Sesame Street. Bob puts a dime into the machine and gets an ice cream sandwich. Mr. Hooper worries that the new vending machine will put him out of business. Oscar the Grouch stops by the ice cream machine but doesn't see his favorite flavor: sardine ice cream! Mr. Hooper, however, shouts that he has Sardine ice cream and Oscar heads over. Big Bird stops by the ice cream machine, but Moe doesn't have his favorite flavor either: bird seed ice cream. Mr. Hooper calls over Big Bird with his 'Bird Seed Ice Cream' special. Moe calls his company to say their ice cream machine can't compete with Mr. Hooper's great personality and different flavored ice creams.

Theodore Bikel visits Sesame Street. Sponsors: O, 12