Usherhas postponed the European leg of his Rita Oraacting as his support.

A statement has since confirmed: "Due to professional and personal commitments Usher will have to reschedule his upcoming European tour dates.

"With the [uuid=4db655e3-1262-4dad-8f37-f00947b2b9c6]recently-confirmed commitment to The Voice[/uuid], to ensure that his fans worldwide are treated to the best possible concert experience, the entire tour will be rescheduled to fall 2013 with dates in both North America and Europe scheduled to run concurrently at that time."

The rescheduled tour dates will be announced next year and fans who have already purchased tickets for the gigs should return their ticket at point of purchase for a full refund, as these tickets will not be valid for the new dates.