The latest Musicians On Call auction goes live today at the organization’s official site. Some of the top swag up for grabs includes a series of autographed guitars (including 1952 Telecaster Reissue signed by Bruce Springsteen and six-strings belonging to Bon Jovi and Sting), a one-on-one with Seal and a private piano lesson with Gavin DeGraw. Musicians On Call provides live and recorded music to patients in hospitals and healthcare facilities in order to promote the healing process. Bidding will remain open until next Tuesday, January 29th.