It’s time to dust off the ol’ Fender. Eric Clapton just announced his first Crossroads Guitar Festival in three years. This time, the Rock Hall of Famer is bringing a number of the world’s most gifted virtuosos to Austin, TX’s Moody Center for two days of shredding, solos, jams and grooves on Sept. 26-27. Just a few of the biggest names joining him come fall include Phish’s Trey Anastasio , seven-time Grammy winner John Mayer, The Who’s axeman Pete Townshend , soon-to-be 90-year-old bluesman/”