11/20/2013 08:17 am ET Updated Jan 25, 2014

Kate Hudson & Derek Hough -- Let's Get Ready To Rumba


Kate Hudson's got a real future on "Dancing with the Stars" ... she and "Dancing" pro Derek Hough whipped out some seriously impressive moves at some Cuban joint in Hollywood last week -- and TMZ has obtained video.

The impromptu dance session went down Friday night at El Floridita, a popular hangout spot for DWTS cast members.

Read more on www.tmz.com