This episode shows the first time Doogie shows his journal to anyone. He actually writes the entry while Wanda is watching.
Doogie's Journal Entry: December 9, 1989... Tonight Wanda and I said those three little words "Let's not doit." I love you Wanda Plenn.
The German episode title is "Die Nacht der Nächte", meaning "The Night of Nights".
Though credited, Lawrence Pressman and Mitchell Anderson do not appear in this episode.
Music: "I'm So Excited" by The Pointer Sisters; "Love Shack" by B-52's
Episode title: "Tonight's the Night"
This refers to the Rod Stewart love song of the same name.