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SAN FRANCISCO -- Tom Snyder, who pioneered the late-late network TV talk show with a personal yet abrasive style and his robust, trademark laugh, has died

host of NBC's "Tomorrow," which followed Johnny Carson's "Tonight" show from 1973 to '82

guests such as the irascible science fiction writer Harlan Ellison

John Lennon's final televised interview

U2's first U.S. television appearance in June 1981

Charles Manson, who would go from a calm demeanor to acting like a wild-eyed, insanity-spouting mass murderer and back again.

Plasmatics lead singer Wendy O. Williams blew up a TV in the studio

Johnny Rotten

acted indifferent for an excruciating 12 minutes

The time slot was taken over by

David Letterman

Snyder began his career as a radio reporter in his home town in the 1960s, then moved into local television news
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Letterman

brought him back to network television, creating "The Late Late Show" on CBS

Subsequently,

Craig Ferguson

Dan Aykroyd spoofed him in the early days of "Saturday Night Live."