So You Think You Can Dance

A national dance competition from the producers of `American Idol.'

Season 11, Episode 14 Top 4 Perform

First Aired: August 27, 2014

The final four dancers—Zack Everhart Jr., Jessica Richens, Valerie Rockey and Ricky Ubeda—perform with All-Stars from previous seasons, including Aaron Turner, Kathryn McCormick and Robert Roldan. Jesse Tyler Ferguson is the guest judge. Also: Jason Mraz sings "Love Someone" from his album "Yes!"

Guest Cast