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JENNIFER LOPEZ AND MARY J. BLIGE TO PERFORM ON THE "SO YOU THINK YOU CAN DANCE" SEASON FINALE WEDNESDAY, DECEMBER 16

TOP 6 FINALISTS TO COMPETE DURING FINAL SHOWDOWN BEGINNING TUESDAY, DECEMBER 15

Music icons Jennifer Lopez and Mary J. Blige will join some of this year's hottest performers as they take the stage during the SO YOU THINK YOU CAN DANCE two-hour season finale Wednesday, Dec. 16 (8:00-10:00 PM ET live/PT tape-delayed) on FOX. In their first-ever appearances on the series, Lopez will perform her latest single, "Louboutins," and Blige will sing her hit "I Am."

On the final performance show, airing Tuesday, Dec. 15 (8:00-9:00 PM ET/PT), the Top 6 finalists (Ashleigh Di Lello, Ryan Di Lello, Russell Ferguson, Jakob Karr, Kathryn McCormick and Ellenore Scott) will compete in the ultimate showdown to impress the judges and capture America's vote. Immediately following the performance show, the phone lines will open and viewers will have the opportunity to vote for their favorite remaining finalists. Then, tune in the following night for one of the most-anticipated television events of the fall.

Wednesday's two-hour LIVE grand finale will also feature special performances by this season's Top 20, Adam Lambert, Leona Lewis and the Groovaloos. At the end of the celebration, host Cat Deeley will reveal America's vote and America's Favorite Dancer will be crowned live before millions of television viewers. The winner will dance off with a cash prize of $250,000 and will be featured on the cover of the March 2010 issue of Dance Spirit magazine.

SO YOU THINK YOU CAN DANCE was created by Simon Fuller and Nigel Lythgoe and comes from 19 Entertainment Ltd. and dick clark productions. The series is executive-produced by Simon Fuller, Nigel Lythgoe and Barry Adelman.