Michelle Monaghan Shows Off Super-Blonde Hair: See Her Month-Long Brunette-to-Blonde Transformation!

After a month’s worth of salon visits, Michelle Monaghan debuted light blonde hair at the Hollywood Costume opening in L.A. on Oct. 1; see her transformation

This article originally appeared on Usmagazine.com: Michelle Monaghan Shows Off Super-Blonde Hair: See Her Month-Long Brunette-to-Blonde Transformation!