 On 30 September, the successful applicants for the Los Angeles, Las Vegas, Vancouver and London concerts were informed of how they could purchase their tickets, via email and text alerts, from valid ticket vendors.Demand was so high that many dates quickly sold out and new dates in London were immediately announced after the first date at The O2 Arena sold out in only 38 seconds.Sixteen additional dates in London were eventually added, all selling out within one minute.