Dirk Nowitzki Helps Sing Happy Birthday To Mavs Employees

Thursday, August 22, 2013 at 3:46PM
Cash Sirois

Anyone who heard Dirk sing We Are The Champions knows he likes to belt it out....well, this is just like that...but different....

Article originally appeared on CirqueDuSirois.com (http://cirquedusirois.com/).