When people tuned into Happy Days 51 years ago, they witnessed a dark moment in sitcom history, and now a Fonzie fan theory might finally explain it.

When "Happy Days" returned for its eighth season, longtime character Ralph Malph was gone and actor Don Most had specific ...

For over a decade, Happy Days defined what it meant for the family ... scenes collection of rare photos that take you beyond Arnold's and into a world the audience has never really gotten to ...

Character: He joined Happy Days in its fourth season as Al Delvecchio, the lovable but easily flustered second owner of Arnold's Drive-In who was a central figure at the gang's favorite hangout.

It included a 50th anniversary tribute to the classic nostalgia sitcom “Happy Days,” featuring Ron Howard and Henry Winkler in a replica of the show’s diner, Arnold’s. “Happy Days ...

But “Happy Days,” the show that introduced the world ... Minor characters, Potsie and Ralph Malph, palled around at Arnold’s Diner, but the star was the Fonz.

to honor the 50th anniversary of "Happy Days." The pair walked out onto the stage, which was recreated to look like the set of Arnold’s Drive-In.

celebrating the 50th anniversary of Happy Days. Dressed in black suits, Howard and Winkler stood behind a booth at their usual haunt, Arnold’s. Before channeling their fictitious characters from ...

On a re-created set of the show’s famed Arnold’s Drive-In, Winkler and Howard ... with the juke box immediately starting to play “Happy Days” by Pratt & McClain. Teasing the reunion ...

It was a Happy Days ... of the iconic Arnold’s Drive-In set, when Howard (aka Richie Cunningham), noted that their intro did not include music, specifically the “Happy Days” theme song.