Bob Cannon sing tunes from his debut CD, Unbreakable Heart, at a release party at Tierney's Tavern Sunday, April 29, from 1 to 4 p.m. Some of Montclair's finest musicians will be there to join Bob onstage. Tierney's Tavern is located at 136-138 Valley Road. Admission is free; there will be snacks and munchies and a cash bar. And Bob will be selling the CD for $10.