Dr.s Niles and Frasier Crane (Kelsey Grammer and David Hyde Pierce) from Frasier.
John Mahoney, who plays Martin Crane on Frasier.
"If you were Hoss and Little Joe, Ben Cartwright would kick your sorry butts right off the Ponderosa," Martin Crane tells his sons.
"Dad, we're sorry," Frasier Crane tells Martin.
"We're very sorry," Niles Crane tells his father.
Martin leaves the room.
"He's back on the Cartwright's again," Frasier says to Niles. "You know, some day we really should ask him just who the hell they are!"
Adam (Pernell Roberts); Little Joe (Michael Landon);
Ben Cartwright (Lorne Greene); Hoss (Dan Blocker).