Dancing with the Stars
Episode Name: Week 9 - Performances
Episode Overview: In the semi-finals Chelsea, Kirstie, Ralph, Hines and their pro partners, will dance one unlearned ballroom and one unlearned latin dance to finally participate in the Cha Cha Cha Marathon, where the winner takes all the points.
Episode Number: 17
Episode Season: 12
Episode First Aired: 2011-05-16