Happy Birthday, Katy Perry! Her Best and Worst Looks

In honor of her 28th birthday on Oct. 25, we're looking back at the pop star's bold style -- both good and bad!

Source: http://www.ivillage.com/katy-perry-best-and-worst-fashion/1-b-469838?dst=iv%3AiVillage%3Akaty-perry-best-and-worst-fashion-469838

Paris Hilton Patricia Velásquez Paula Garcés Paulina Rubio Paz Vega