I just got the Bank Buster! No gold used for the event.
Attempts: 57
Open: 31
Fail: 26
Credit Cards: 10
500RP: 2
$125k: 5
$25k: 2
Enhanced Bike: 5
EU Security Baton: 3
Carnival Sledgehammer: 2
Colonel's Armored Vest: 2
Longest Open Streak: 4
Longest Fail Streak: 4
Cash Spent: 933,100
Score!