When Bugs tosses the reels of his best scenes to the projectionist, he calls out "Okay, Smokey. Roll 'em." This is most likely a reference to Henry Garner, the cameraman and projectionist for the Leon Schlesinger studio, who was nicknamed Smokey.
Due to pressure from Warner Bros., this cartoon was one of 11 pulled from rotation by the Cartoon Network for its 2001 "June Bugs" marathon, which was to show the complete chronology of Bugs Bunny cartoons. This is in addition to the "Censored 11" that have been withheld from distribution since 1968. The reason given was its purportedly offensive depiction of Native Americans.
The music heard when Bugs bangs the drum and passes out cigars was featured on the album "The Carl Stalling Project: Music From Warner Bros. Cartoons 1936-1958". It is part of the "Various Cues From Bugs Bunny Films" track.