Cobra Kai Season 4: Ralph Macchio and William Zabka Talk FINALE SPOILERS and Season 5!

Spoiler alert! 'Cobra Kai' stars Ralph Macchio and William Zabka are opening up exclusively to ET about the biggest spoilers and shocking twists from season 4. From those awesome training montages, to the return of two fan favorite 'Karate Kid' actors and that epic showdown in episode 405, the actors are spilling everything you want to know. Plus, ready for even more adrenaline-pumping action? Find out what's coming next for The Valley's best karate dojos in season 5! 'Cobra Kai' is available to stream on Netflix.

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