Complex sentence: Gary sang in movies, on Broadway, had his own show on television, at Carnegie Hall, with numerous symphonies and appeared 30 times as a guest in the "The Tonight Show" with Jack Parr, Steve Allen and Johnny Carson.
Split into simpler sentences: Gary sang in movies, on Broadway, had his own television show, and appeared at Carnegie Hall, with numerous symphonies. He appeared 30 times as a guest on the "The Tonight Show" with Jack Parr, Steve Allen and Johnny Carson.