The Top 20 Perform
- Episode aired Oct 27, 2009
![Cat Deeley, Matthew Morrison, Stephen Boss, and JoJo Siwa in So You Think You Can Dance (2005)](https://m.media-amazon.com/images/M/MV5BZjRkMzM3NGQtOGE5OS00NzljLThjMGItM2NmZTU1NTA0M2M1XkEyXkFqcGdeQXVyMTEwMTQ4MzU5._V1_QL75_UY281_CR18,0,190,281_.jpg)
The Top 20 take the dance floor. The dancers will be assigned partners, and now it's time to see which couples have the chemistry to light up the dance floor and impress the judges.The Top 20 take the dance floor. The dancers will be assigned partners, and now it's time to see which couples have the chemistry to light up the dance floor and impress the judges.The Top 20 take the dance floor. The dancers will be assigned partners, and now it's time to see which couples have the chemistry to light up the dance floor and impress the judges.