Mama Phelps Cashes In 40 cityfile 09/03/08 06:52AM Filed to: Fashion Fashion Michael Phelps Debbie phelps Cityfile Classy: Michael Phelps' 57-year-old mom, Debbie Phelps, has signed an endorsement deal with Chico's, the chain where she picked up her outfits for her trip to Beijing. [WSJ]