When I saw Britney at Rexall Place she played for over 17,000 people.
Please stop going off topic. Lady Gaga outgrossed that particular artists' lifetime gross by the time she was halfway through her second headlining tour. This thread is about Lady Gaga's amazing touring receipts from artRave.
Great attendance, decent gross Her NA leg will probably close with a little more than a $1m average, but Europe and Asia will likely bring that up. She can very well get her third $100m tour with this one