Heckman wrote several songs, but his best-known song was "When I See Beth Smiling," written for radio jock Howard Stern about Stern's fiancée, model Beth Ostrosky. Heckman also played guitar and keyboards, the instruments mainly featured in the songs he wrote. He had hoped to sing the song at the planned wedding of Stern and Ostrosky. However, he died of kidney failure complications. in November 2007, at the age of 38. Stern's wedding took place on 3 October 2008.
- Songwriter Lonnie Heckman dies at 38
- http://www.eonline.com/uberblog/b32346_howard_stern_hitched_in_all-star_wedding.html E Online, 4 October 2008 issue