Blues Traveler singer John Popper has been released from a hospital in Los Angeles after being treated for an arterial blockage in his heart last Friday.The corpulent frontman checked was released from Cedars-Sinai Hospital over the weekend following an angioplasty operation that cleared the blockage. Representatives for Popper indicate that the procedure was successful and that the singer is no longer experiencing chest pains. Popper checked into the hospital last week after complaining of chest pains that he said he'd been suffering from for the last three months (see [article id="1426248"]"Blues Traveler's Popper Hospitalized; Band Cancels July 4th Shows"[/article]). The Blues Traveler vocalist and harmonica-slinger is expected to make a complete recovery, but Popper has canceled all public appearance through the end of July in order to rest up for an upcoming solo tour of the U.S. and Canada. Popper plans to release his first solo album, "Zygote,"
on September 7.