Nastia Liukin & Sasha Farber Do the Quickstep on 'DWTS' Semi-Finals - Watch Now!

Nastia Liukin and her temporary partner Sasha Farber bring their “A” game on Dancing With the Stars on Monday night (May 11) in Hollywood.

The pair danced did the Quickstep for the semi-finals and received a score of 40 points out of 40 from the judges! Watch the amazing video below.

PHOTOS: Check out the latest pics of Nastia Liukin

“Happy Happy Birthday @SashaFarber!!! So incredibly thankful not only for your help everyday but for your friendship,” Nastia recently tweeted.

To vote for Nastia Liukin and Derek Hough, call 1-855-234-5604!