Whether it be in Two and a Half Men, The King of Queens or Arrested Development - the shows just would not be half as good without them...
TV's Most Legendary Grandparents
So many sitcoms would not have been the same without them and in some of them, they have even been the secret stars of the show: the grandmothers and grandfathers, as well as mothers and fathers of our favorite on-screen characters.
Click through our gallery to see some of television's most iconic grandparents!
Who is your favorite?!