The record number of stadium concerts held across London this summer could become the new normal, according to leading live biz execs.

Wembley Stadium staged 14 concerts in five weeks, hosting three shows by the Spice Girls, two each by BTS, Fleetwood Mac and Pink, and single nights with Bon Jovi, Billy Joel, the Eagles and The Who, along with the annual Capital Summertime Ball.

In comparison, the national stadium put on seven shows last year, five in 2017, nine ...