The Metallica concert portrayed in this episode was actually the 2nd part of 2 part show in Quebec City. The 1st one was 2 days earlier to close the old Colisé Pepsi arena, and the 2nd was to open the brand new Centre Videotron.
Metallica actually makes an appearance in this episode.
Susan Misner (Terri McCue) and Noah Emmerich (Freddie Aquafino), who never share a scene in this episode, played a married couple on The Americans.