John Edward Szeles was a fixture on late-night TV and the Las Vegas Strip.

His wife, stuntwoman and fellow magician Anastasia Synn, confirmed the news to theLas Vegas Review-Journal.

His sister Gail McGuire alsopaid tribute to him on Facebook, writing, “Our hearts are broken.

Amazing Johnathan

The Amazing Johnathan.Bobby Bank/WireImage

John lived life as he wanted and brought so many laughs to thousands with his brand of humor…

The world is a little less funny today.”

Johnathan Edward Szeles was born Sept. 9, 1958, in Detroit.

In 2007, theLas Vegas Journal-Reviewreportedthat Szeles had been diagnosed with a serious heart condition.

During aninterview withThe Guardianin 2014, Szeles said he’d been told he had a year to live.