The title parodies "The Sun Also Rises" (Hemingway).
The music when Homer prepares his Valentine's Day gifts and eats one of the roses is a parody of the song "Love Is Blue" by Paul Mauriat.
Despite previously claiming to be from Glasgow, Edinburgh, and the fictitious "North Kilt Town" in previous episodes, Groundskeeper Willie confirms that he's actually from Kirkwall in the Orkney Islands