Lady Gaga at the O2: What time will she be on stage and what is the set list?

Lady Gaga’s Mayhem Ball tour kicked off this week, with the pop icon set to play four shows at Greenwich’s O2 Arena throughout the week.

The tour began in July, with a number of shows taking place across the US throughout the summer. London is Lady Gaga’s first European stop, after which she’s heading up North for two shows in Manchester.