A group performance, of contestants and all-stars, choreographed by Mia Michaels, as well as "Step Up 3D" dancers perform. Musical guests are Allison Iraheta, with Orianthi, and Christian TV. 2 dancers are eliminated from the competition.
Season 8 Episode 21 of So You Think You Can Dance resulted in a 0.00 rating in the 18-49 demographic.
Contestants perform a particular style of dance each week with a partner. The audience votes on their favorite couple leaving the 3 couples with the least votes up for elimination. After each dancer performs a solo of their choice for the judges, one male and one female contestant are up for elimination.