Dropkick Murphys are an American Celtic punk band formed in Quincy, Massachusetts in 1996. The current lineup consists of co-lead vocalist Ken Casey, drummer Matt Kelly, co-lead vocalist Al Barr (on hiatus from the band since 2022), rhythm and lead guitarist James Lynch, lead guitarist and multi-instrumentalist Tim Brennan, multi-instrumentalist Jeff DaRosa and bassist Kevin Rheault. Casey has been the band’s only constant member