User blog comment:JustDavis/Just Dance 2019 - Keywords/@comment-5392675-20181107163326

Gatsby, Art Deco, Twenties, Old Timey

I think those are pretty self-explanatory for ALPNKN (used in Great Gatsby, Art Deco theme, Twenties Version and also the Classic routine has Twenties' style, the 20's are considered old timey)