Halfway through season 9, Chmerkovskiy partnered Joanna Krupa for one week while Derek Hough was ill.They ended up coming in third place during the two-hour finale on May 25, 2010.For season 11, Chmerkovskiy partnered with singer and actress, Brandy.
During a practice for their jive, May-Treanor ruptured her Achilles tendon and required surgery. On February 9, 2009, Good Morning America announced that he would be paired with Denise Richards for the eighth season of Dancing with the Stars.
Working at the restaurant, Chmerkovskiy decided winning competitions as a dancer would be a way to argue for higher pay.
With partner Elena Grinenko, whom Chmerkovskiy competed with from 2002-2005, Chmerkovskiy achieved the rank of 2nd in the United States and 7th in the world among professional international Latin couples.
The next week, Alley's shoe fell off during their routine.
Judge Carrie Ann Inaba called Alley "The Queen of the Unexpected Mishap." In April the show aired a rehearsal outtake of Chmerkovskiy giving a monologue which resulted in him often being referred to as "sex on a stick." For season 13, he was partnered with Hope Solo and they finished in fourth place.