“Nice moves, old man - pretty impressive” is from The Lost Cut of Star Wars, or deleted scenes, isn’t it?

https://cantinacustoms.tripod.com/id27.htm has some great images from those early scenes.

It has Han sat down with Jenny when Ben and Luke wander over. I always thought we needed to see more of Jenny in the film!:

Both these YouTube videos have the “Nice moves, old man - pretty impressive” line too:

“Star Wars Lost Cut: Cantina Scene Re-Assembled” - https://www.youtube.com/watch?v=w8sD6-u7g2Y (7 minutes)

“Star Wars Cantina Scene Lost Cut With Added Music Sounds And Deleted Footage” - https://www.youtube.com/watch?v=Brg4SytzT2U (8 minutes)

and someone from here did a great job with:

“Star Wars: The Lost Cut - Explained” - https://www.youtube.com/watch?v=qRmCUjvZti0 (30 minute video)

Others here know a lot more than me on it so should be able to you.