The Beers of Summer at HAT Tavern with Jon and Mike Mike posted this on July 17, 2013 at 8:00 pm. There’s going to be some great summer beers at HAT Tavern on July 18 starting at 6PM. Our friends Jon and Mike will be rocking too! Stop by! You can find the HAT Tavern at 570 Springfield Avenue in Summit or online. NJCB Members save 10% off your bill excluding during Happy Hour! All beers are $2 off during happy hour!