Felger is a 1992 graduate of Boston University. He began working at the Boston Herald in 1989, covering the Patriots as a beat writer and columnist starting in 1999. Felger also worked for WBZ-TV as an analyst for Patriots pre-game and post-game programming as well as a panelist on Sports Final. He was a Big Show co-host from 2000-2005 before spending nearly three years hosting his own local radio program. He can currently be seen nightly on the television home of the Boston Celtics, Comcast Sports Net. He lives in Boston with his wife, Sara Underwood, and their daughter, Emma, 4.