If the BSO SuperPops can do musicals, then SO CAN I.
I’ve applied myself to the problem of how, exactly, they managed to make him pop and lock, and I surmise they slowed down and manipulated the original footage. But there are definitely parts that, as far as I can see, they would’ve HAD to use a double. Right? Or is CGI now so powerful it can make even the notoriously difficult Gene Kelly do anything it wants?