Lady Gaga kicks off her "Mayhem Ball" tour in July, featuring four UK stops but no Scottish dates.

Lady Gaga announced her "Mayhem Ball" tour with four UK dates, including three nights at London's O2 Arena and one at Manchester's Co-op Live. The tour starts in Las Vegas in July and will visit North America and Europe. Tickets go on sale April 3, with presales starting March 31. Scottish fans are disappointed as no dates were set in Scotland.