mine are:
andy griffith & barney fife for the andy griffth show
lucy & ethel i love lucy
lamont sanford & rollo form sanford & son
fred sanford & Bubba Bexley form sanford &son
ralph kramden & ed norton form the hooney mooners
richie cunningham & the foniz form happy days
kevin arnold & paul pfeiffer form the wonder years
shawn & cory form boy meet world
flex auger & oscar madison form the odd couple
gilligan & the skipper gilligan island
dj tanner & kimmy gibbler form full house
family matters steven q urkel & carl winslow
family matters eddie l winslow & waldo faldo form family matters
jt & cody form step by step
zack morris& ac slater from saved by the bell

Ellen and Paige on Ellen
Troy and Abed on Community
Leslie and Ann on Parks & Recreation

Laverne and Shirley, Lenny and Squiggy-Laverne and Shirley, Dobie Gillis and Maynard G. Krebbs-The Many Loves of Dobie Gillis, Tony Nelson and Roger Healey-I Dream of Jeannie, Wally Cleaver and Eddie Haskall, Beaver Cleaver and Larry Mondello-Leave it to Beaver, Hawkeye Pierce and B.J. Hunnicut-M*A*S*H.