In frat houses everywhere, an acoustic cover of "Your Body Is a Wonderland" closes the deal with a Jessica Simpson look-a-like 90% of the time. In Hollywood, John Mayer simply walks into the Ivy. The 32-year-old musician, long recognized as the alt-bro Stevie Ray Vaughn thanks to serious chops and a tubby guitar style he once likened to Sting's effusive baritone, has immortalized the quarterlife crisis, celebrity Twitter account, and melodic relationship ballad. Thanks to "Who Says?" Mayer's first single... More >>>