Singer blames scheduling problems for postponing more than 30 dates on world tour
The classic rockers pull more than 30 dates in the US after reports that they are 'arguing like mad'
The band's first studio album in 14 years is due out on February 7
It will be the original frontman's first release with the band since 1984
Comedian says rockers are preventing clip from being shown in America
Frontman also says he turned down singer slot in Velvet Revolver
Singer opens up about 'extra terrestrial encounter' in new book
Band making first record with David Lee Roth in 26 years
New publishing agreement hints at reunion