A.J. Hammer began his career at WNBC Radio in New York City at the young age of fifteen and has covered all facets of the entertainment industry ever since. He is perhaps best known for hosting HLN’s entertainment news show, Showbiz Tonight, throughout its entire, incredible nine-year run and as the face of all things entertainment for CNN and HLN for a decade, firmly establishing A.J. as a trusted fixture in the entertainment industry. Beyond what he may be best known for, A.J. simply loves immersive story-telling in all kinds of situations and bringing everyone along for the ride.

A.J. joined HLN and CNN after hosting Court TV’s crime and justice entertainment show, Hollywood Heat. As one of VH1’s most recognizable personalities, A.J. hosted the network’s Top Ten Countdown and a variety of shows and specials, special events and live awards show coverage as well as a daily music and entertainment show. His radio career includes longtime stints at New York City’s Z100 and WPLJ as well as SiriusXM Satellite Radio. A.J. has also served as a special correspondent for EXTRA and as an entertainment correspondent for Good Day New York. He was also seen playing himself on the hit show Nashville.

A.J. is a passionate boater having cruised extensively all along the east coast of the United States and beyond. In addition to his dedication to several important causes over the years, A.J. is a devout animal lover and activist and “co-dad” to Jasper, a pit-mix rescue.