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Courtney Stodden. Bobby Trendy

LOS ANGELES, CA - JANUARY 10: Courtney Stodden and Bobby Trendy arrives at Markus Indrani Icons book launch party hosted by Carmen Electra benefiting The Trevor Project at Merry Karnowsky Gallery & Graffiti on January 10, 2013 in Los Angeles, California. (Photo by Joe Scarnici/WireImage)

What Were They Thinking?!

This week's worst-dressed crew includes Katharine McPhee, Kerry Washington, and Mariah Carey. -- By Matt Whitfield, Yahoo! staff