Redd Foxx's return to the series after his famous walkout, leaving nine episodes to be taken over by Whitman Mayo as Grady (six from season three and three from this season, which had been taped prior to this episode, then spread out later in the season).
In some syndicated versions of this episode, Fred's line to Rollo, "Bim Bam Boom. Somebody get this nigger out of my room!" has been cut.