Hayley Williams and Taylor Swift Kevin Mazur/Getty Images Taylor Swift and Paramore’s Hayley Williams brought it back to the Speak Now era during the 14-time Grammy winner’s second Eras Tour concert in London. Swift, 34, enlisted Williams, 35, for an acoustic rendition of their “Castles Crumbling (Taylor’s Version)” duet on Saturday, June 22, at Wembley…
