WWW.ACEPIXS.COM . . . . . ....February 11 2010, New York City....Mamie Gummer walks the runway for the HeartTruth Red Dress during the fall 2010 Mercedes-Benz Fashion Week in New York on February 11, 2010....Please byline: KRISTIN CALLAHAN - ACEPIXS.COM.. . . . . . ..Ace Pictures, Inc: ..tel: (212) 243 8787 or (646) 769 0430..e-mail: info@acepixs.com..web: http://www.acepixs.com