Johnny Carson is still one of most iconic names on TV. As the head of "The Tonight Show," he was one of the best late night hosts of all time . For more than 30 years, "The Tonight Show Starring Johnny Carson" set the bar for late night talk shows with monologues filled with timely jokes about current events, an interview style that made celebrities feel like his (and our) best friends, and hilarious in-show ads for products like Alpo dog food. The New York Times fondly recalled these moments, while explaining how Carson's showmanship added a new layer to advertising that made audiences pay attention. While Carson welcomed the idea of promoting products on his show, using his famous catchphrase without authorization proved to be no laughing matter for the host.

Of course, no one can menti

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