"I was not expecting that," Simon Cowell said.
Lee Harris of Nick Mason's Saucerful of Secrets explains the seagull sound in "Echoes."
Jordan Perkic was able to conquer his gloved guitar challenge quite handily for the first 19 pairs.
From his Carnatic musical roots in India, to his distinctive technical approach to playing guitar today, Prasanna challenges the listening audience to go on a ride with him. His newest CD All Terrain Guitar takes you on a musical journey, making a variety of stops along the way.
Mayer and three of the surviving Grateful Dead band members -- Bob Weir, Mickey Hart and Bill Kreutzmann -- along with Oteil Burbridge, formerly of the Allman Brothers, and keyboardist Jeff Chimenti aren't a touring nostalgia act.