The other, comes later, and show’s Goose playing “Great Balls of Fire” on a piano in a bar.
By the end of the scene, he’s joined by his wife, as well as Maverick and Charlie, turning the song into a full on performance number.
There are a couple of great musical moments in the original Top Gun.
The first is when Maverick does a full performance of “She’s Lost That Loving Feeling” in an attempt to impress a girl at a bar, who turns out to be a lot more than just a girl at a bar.