So You Think You Can Dance

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

Season 9, Episode 14 Top 4 Perform

First Aired: September 11, 2012

The final four dancers—Eliana Girard, Tiffany Maher, Cyrus Spencer and Chehon Wespi-Tschopp—perform with All-Stars from previous seasons. Also: a performance by one-legged break-dancer Jean Sok. Choreographer Rob Marshall is the guest judge.