Watch 123Movies. Produced by Frank Zappa in 1982, The Dub Room Special combines footage from a performance at the KCET studios in Los Angeles on August 27, 1974, a concert performed at The Palladium, NYC on October 31, 1981, some clay animation by Bruce Bickford, and several interviews. Previously only available through mail-order, it was made widely available on DVD on October 17, 2005.