From Robin Williams' debut as Mork to the infamous 'jump the shark' moment, here are five essential episodes of Happy Days.

The Season 3 Happy Days episode, titled “A Date With Fonzie,” aired on Nov. 11, 1975, with guest stars Penny Marshall and Cindy Williams as Laverne and Shirley, two “fast” friends of Fonzie’s (Henry ...

Rob Reiner may have been a big part of All in the Family, but he had a close connection to a another 1970s TV show. In 1973, the legendary actor and director wrote the pilot for Happy Days–while he ...

Marion Ross has made it another year around the sun. The “Happy Days” alum celebrated her 97th birthday in an Instagram post shared by her son, comedian Jim Meskimen, on Saturday. Meskimen, 66, posted ...