Controversial Bachelor Jason Mesnick, 33, will marry contestant Molly Malaney, 25, in Rancho Palos Verdes, Calif., today, according to Mesnick originally chose contestant Melissa Rycroft on the March 2009 finale, only to break up with her in favor of Malaney on the subsequent “After the Final Rose” special. The ceremony, which is reportedly scheduled for sunset, is being filmed for a two-hour special to air March 8 on ABC.