Kevin Bacon doesn’t look much different from 30 years ago. Still moves and dances really well. I enjoyed seeing him reenact some of his classic moves on the Tonight Show.
Question, was that a body double doing the gymnastics? I can’t imagine Kevin doing that with the minimal rehearsal time he had for a Tonight show sketch.
No, they had a gymnast doing the gymnastics on the Tonight Show, they didn’t use elements from the original. They even introduced the gymnast during the show.
Here’s Joseph Gordon-Levitt’s live version of the song on Saturday Night Live:
Here’s Donald O’Connor’s version from the movie:
O’Connor’s version is much more complex but doubtless with many takes and many pauses between shots, but Gordon-Levitt’s was done with one take and no pauses.