When "Karate Kid" star Ralph Macchio took a walk down Memory Lane ... He's still married to the girl he met at a birthday ...

Ralph Macchio Receives Star on Hollywood Walk of Fame as His Cobra Kai Costars Praise His 'Old-Fashioned Class' Cobra Kai's Daniel and Johnny Have 'a Lot to Lose' as Miyagi-Do Goes International ...

Ralph Macchio, William Zabka and Yuji Okumoto chat with ET about season 6, part 2 of 'Cobra Kai,' streaming Nov. 15 on Netflix. Ralph Macchio chats with ET’s Ash Crossan at the Los Angeles premi ...