Blair Waldorf wore this Spring 2008 Marchesa ball gown to the Constance High prom.
Serena Van Der Woodson wore this Fall 2009 Marchesa gown in her schools performance of "The Age of Innocence"
Blair Waldorf wore this Fall 2008 Marchesa gown in the same episode as pictured above
New cast member Hillary Duff will be seen wearing this Spring 2009 Marchesa cocktail dress in the upcoming season.
Tyra Banks will also be making an appearance this season wearing this Fall 2007 Marchesa gown