"Do It For Our Country" is a duet between Sharon and Louis. Maureen Teefy couldn't make it to the recording session, so Peter Frechette had to sing the whole song himself, which is why Maureen's vocals aren't on the movie's soundtrack. Her voice was dubbed in later in the song
According to Maxwell Caulfield's stunt double Gary Davis, Michelle Pfeiffer performed her own stunts in the famous Lone Rider/Stephanie romantic motorcycle ride. "She sat behind me, then I lifted her around to where she straddled me, and then we wheelie'd away. She was wonderful the whole time."
Lorna Luft was disappointed that Paramount Studios refused to let the Pink Ladies keep their pink leather jackets. In 2019, while playing a Christmas concert in Durham, North Carolina, Luft was gifted with her Pink Lady jacket from ''Grease 2'' by a woman who had purchased it at a studio auction.
Tom Cruise auditioned for the role of Johnny Nogerelli, but director Patricia Birch wanted someone older and taller.
Andy Gibb was initially to play the male lead, but he failed his screen test. Cher initially signed on to play Paulette Rebchuck but backed out, complaining of a low salary and not having a finished script. Jennifer Beals signed on to play Sharon Cooper, but dropped out to play the lead character in Flashdance (1983).