User blog comment:CristobalACS/Just Dance 2019 - Showreel/@comment-24264457-20180602234748

"Just Dance 2019 Ubisoft Paris Art Desing" Seems legit.

Also, I would think that Ubisoft employees would be under strict NDAs not to post anything like this. Also, isn't the whole point of a teaser like this to NOT tell us the songs and keep us guessing?