Pratt to Montag: Sorry for my outrageous behavior

FILE - In this Nov. 16, 2009 file photo, Heidi Montag, left, and Spencer Pratt pose at a book signing event for their book "How To Be Famous" at Borders Books in New York. (AP Photo/Charles Sykes, file)

September 9, 2010 7:57:23 AM PDT
Former "The Hills" star Spencer Pratt is apologizing to his estranged wife, Heidi Montag, for acting out in their breakup.