Little did they know, there was a real-life romance brewing between the costars. Since becoming castmates on the hit Netflix martial arts series in 2018, Buchanan and Mouser have maintained a sweet friendship off-screen.

Talk about a hard launch! Cobra Kai costars Mary Mouser and Tanner Buchanan confirmed their romance in a big way by kissing and wearing rings at the show's series finale event. Are they engaged? Are Mary Mouser and Tanner Buchanan Engaged?

Cobra Kai co-stars Tanner Buchanan and Mary Mouser literally shocked us all when they revealed the status of their relationship during the premiere screening of season six.