The hilarious mock-rockumentary from director Rob Reiner and stars/co-scripters Christopher Guest, Michael McKean and Harry Shearer follows the disastrous U.S. tour of Spinal Tap, a raucous British heavy metal band that has seen better days and gone through more than its share of drummers. Biting satire features the songs "Sex Farm," "Big Bottom," "Stonehenge" and more; cameos include Billy Crystal, Fran Drescher, Paul Shaffer. 83 min. Widescreen; Soundtracks: English DTS HD Master Audio, French Dolby Digital 5.1, Spanish Dolby Digital 5.1; audio commentary by Spinal Tap, Reiner, Guest, McKean, Shearer, others; deleted scenes; featurettes; music videos; theatrical trailers; TV spots; interviews; concert footage. Two-disc set.