George Harrison helps Homer find the brownie plate at a Grammy after-party.
The Ramones are brought in on Mr. Burns’ birthday to “soothe” his “jangled nerves.” They then order the old bastard to go to hell, which prods Mr. Burns to put a death hit on the Rolling Stones.
James Brown appears at the “Do What You Feel” festival and chastises organizers after discovering a collapsed bandstand wasn’t double-bolted.
Robert Goulet is hired to play the Springfield casino but is tricked into playing Bart’s treehouse instead, where he performs a rousing rendition of “Jingle Bells, Batman Smells” before braining Milhouse.
When his space mission goes awry due to the release of experimental ants, singer James Taylor advises Homer how to deal with the situation. His advice worsens the problem and he quickly flees NASA.