The mysterious disappearance of the Cunninghams’ oldest son on Happy Days was so earth-shattering that it led to a pop-culture phenomenon: Chuck Cunningham Syndrome. It’s when a character suddenly ...

Add Yahoo as a preferred source to see more of our stories on Google. With its combination of nostalgia and heartwarming comedy, Happy Days brought viewers back to the 1950s for 11 seasons beginning ...

Henry Winkler Offers Explanation to 'Happy Days' Character's Mysterious Disappearance originally appeared on Parade. Actor Henry Winkler is addressing the mysterious disappearance of the Happy ...