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  relatives. 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 unknown also.

Books

 *  How to Be a  GROUCH  ( 1976 )

TV / Movies / Specials

 * A Special  SESAME STREET  Christ mas ( 1 9 82 ) ( mentioned )