Oscar's Pop

 Oscar ' s Pop  is, of course , the father of  OSCAR THE GROUCH  &  OSCaR  ' s brothers ,  Ernest  &  Otto  & their sister  Bunny. Like Otto , MR. GRouch is never seen in any episodes of Sesame Street. He is only mentioned in the 1976 book   How to Be a Grouch , along with some other of  OSCAR  ' s  relative s. He is also mentioned in the Christ mas special A Special Sesame Street Christ mas. Whether MR. GROUCH has passed away or whether he &  OSCAR  ' s  mother  are divorce d is unknown. Whether he is the son of Grandpa  GROUCH  or  Granny  GROUCH  is un known also.

Books

 *  How to Be a  GROUCH  ( 1976 )

TV / Movies / Specials

 * A Special SESAMe Street Christ mas ( 1 9 82 ) ( mentioned )