Frank Zappa's 1973 Roxy Residency Focus of New Box Set

Frank Zappa's legendary two-night, four-show December 1973 stand at Los Angeles' Roxy Theatre will be the focus of an upcoming box set packed with unreleased performances, soundcheck and rehearsal recordings and more.
The Roxy concerts were previously featured on the 1974 live album Roxy & Elsewhere as well as the posthumous releases Roxy by Proxy and Roxy the Movie. However, the seven-CD The Roxy Performances marks the first time Zappa and the Mothers' Roxy residency has been released in it