DDR can be run on Mame actually.
sorry for the bump, but I think that's only the old ones (3rd Mix, Original, etc.)
that one's either X3 vs. 2nd Mix or just DDR 2013.
because that is 2 different videos lol.
he just spliced it on bottom half
i can't tell if you're saying he stole it from another video, or if he recorded his hands while playing