Jessica Simpson To Maid Of Honor For Ashlee

Jessica Simpson performed at a concert for the troops at Camp Pendleton Thursday night, and revealed to the press that she's going to be sister Ashlee's maid of honor. Ashlee is possibly pregnant and marrying Fall Out Boy heartthrob/Cover Girl Pete Wentz.

Jessica replied "of course," when she was asked if she would be standing up for Ashlee on her wedding day. Well, what else does she have going on?

Simpson performed alongside Janet Jackson, Snoop Dogg, Ne-Yo, and Pamela Anderson in a