Merry Mayhem Tour was a co-headlining tour featuring Ozzy Osbourne and Rob Zombie that occurred in the fall and winter of 2001 . When the tour was initially mentioned in September 2001 , it was dubbed the Black Christmas Tour featuring support by Cradle of Filth . By early October , the tour was officially announced as the Merry Mayhem Tour , renamed due to the recent September 11 attacks , and would feature support from Mudvayne and Soil . The tour was set to hit 33 cities , beginning on Halloween and ending on New Year 's Eve . Osbourne broke his leg while slipping when stepping out of the shower , resulting in 10 dates , scheduled between November 9 and November 24 , being postponed . Later , the final three dates on the tour were cancelled , the final date due to more fallout from the September 11 attacks and the two preceding dates due to routing problems . . Therefore , the tour ended on December 23 with only 20 of the planned 33 dates occurring
September 11 attacks
September 11 attacks
Merry Mayhem Tour