Pros at the DWTS Rehearsal Studio in LA on September 11, 2012 - Splash News
The Dancing With the Stars Season 15 All-Stars pros have been in and out of the studios, prepping their partners for the upcoming season.
Click through the gallery to see Karina Smirnoff, Derek Hough, and more of your favorite dancers heading into practice in LA yesterday (September 11).
Dancing With the Stars Season 15: All-Stars will premiere on Monday, September 24 at 8 p.m. ET/PT on ABC. Check out the full All-Stars cast list here.
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