A Grouchy Song

thumb|300px|right "A Grouchy Song" is a Sesame Street song sung by Oscar the Grouch  to his niece  Irvine, with 3 back-up Grouches. The song details advice Oscar 's mother once gave him when he was a baby. If he ever starts getting happy & imagining pretty images, he just needs to sing a grouchy song to make him mad again.