Las Vegas Sun

October 22, 2014

Currently: 81° — Complete forecast | Log in | Create an account

Peter Wentz, his wife, Ashlee Simpson-Wentz and her sister, Jessica Simpson, celebrate Simpson-Wentz' 25th birthday at the MGM Grand's Wet Republic, Oct., 3, 2009.

Ethan Miller/Getty Images

Peter Wentz, his wife, Ashlee Simpson-Wentz and her sister, Jessica Simpson, celebrate Simpson-Wentz' 25th birthday at the MGM Grand's Wet Republic, Oct., 3, 2009.