Details
Country: USA
Release Date: 2010-12-17
Filming Locations: Drexel University - 3141 Chestnut Street, Philadelphia, Pennsylvania, USA
Earnings
Budget: $120,000,000
Opening Weekend: $7,484,696 (USA) (19 December 2010)
Gross: $30,212,620 (USA) (23 January 2011)