Episode Details

The Fonz himself, Henry Winkler, just dropped a bombshell on Page Six. Apparently, not every day was 'Happy Days' behind the scenes. Winkler revealed an unnamed guest star repeatedly bragged about fan mail, despite the main cast's unspoken rule against it. This ego clash, according to Winkler, seriously disrupted the show's famed camaraderie. Who was this mystery performer? And what other secrets lurk in the iconic sitcom's past? We're digging in.