Hayley Williams Performed at 2014 iHeartRadio Music Festival in Las Vegas Published in Hayley Williams on September 22, 2014 and 7,306 views - FaceBook Page - Twitter Page - FeedBurner - BikiniSHARE Hayley Williams – 2014 iHeartRadio Music Festival in Las Vegas Related Galleries Hayley Williams at 102.7 KIIS FM’s 2014 Wango Tango in LAHayley Williams at Teen Choice Awards 2013Hayley Williams at NYLON and BOSS ORANGE Escape House in La Quinta LATEST GALLERIES 2014 iHeartRadio Music FestivalLas VegasPerformance Previous Post Maitland Ward at ‘The Boxtrolls’ Premiere in Universal City in Hollywood Next Post Kate Bosworth Leggy in Cutoffs, Leaving her Hotel in NYC