VIDEO: Sneak Peek - 'Friends' Stars Reunite on NBC's TRIBUTE TO JAMES BURROWS

The stars of America's greatest comedies - Cheers, Friends, Taxi and THE BIG BANG THEORY - get together for one night only to honor Director James Burrows. Watch Must See TV: An All-Star Tribute to James Burrows, Sun, Feb 21 at 9/8c on NBC. Below get a sneak peek featuring "Friends" stars Lisa Kudrow, Jennifer Aniston, Matthew Perry, Matt LeBlanc, Courteney Cox and David Schwimmer:

Burrows is recognized as TV's most accomplished comedy director. Burrows made his TV sitcom directing debut with a 1974 episode of "The Mary Tyler Moore Show." He is probably best known for his work on "Taxi," "Cheers," "Frasier" and "Will & Grace," which collectively earned him 10 Emmy Awards and four DGA Awards. He directed the pilots for all four series as well as for such other long-running comedies as "Friends," "The Big Bang Theory," "Two and a Half Men" and "Mike & Molly."

The Feb. 21 special will celebrate Burrows' 1,000th episode with his new NBC comedy "Crowded," in which he also serves as an executive producer.

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