I can't get over the average ticket for the first four shows in Vegas were $555. You had an average of 4,450 people that brought in $2,470,021? Not bad, Britney Jean, not bad at all
FAIL
Edit:
$2,470,021 / 4 shows = $617,505.25 per night
17,803 total attendees / 4 shows = 4,450 people per night average
$617,505.25 / 4,450 per night = $138.77 average per person.
Clearly I flopped earlier