The song played during the ending scene is The Bangles 1988 song, Eternal Flame.
This episode mixes together events from three different years: 1981 (the July 29 wedding of Diana and Prince Charles), 1984 (Twisted Sister's song "We're Not Gonna Take It"), and 1988 (the release of the Bangles song "Eternal Flame").
Adam's wearing a Spinal Tap t-shirt.