Dennis Brockenborough is an American musician who played trombone in The Mighty Mighty Bosstones for ten years and was an important contributor to the band's brass instrument-driven skacore sound.
EP and the band's second album More Noise and Other Disturbances, replacing original trombonist Tim Bridewell.
He had, however, made a prior cameo appearance in the "Devil's Night Out" music video.
Brockenborough graduated from Brandywine High School, in the suburbs of Wilmington, Delaware, where he served as president of both his class and the band.
He was replaced by former Spring Heeled Jack member Chris Rhodes.