Green Acres (1965)

TV Kiddie Show Host: Sure, I remember that kid, he had on the most realistic looking pig costume I've ever seen. He won first prize.
Oliver Douglas: No, you don't understand, Arnold is a real PIG.
TV Kiddie Show Host: I'll say he is! We had five gallons of ice cream for those kids, and he ate every bit of it himself.

Trivia: This is the first television sitcom in which the theme song soundtrack lyrics were sung by the leading actor and actress of the show.

hifijohn