'Cobra Kai' Cast Reacts to Robby and Miguel's Truce in Season 5 (Exclusive)

'Cobra Kai' stars Peyton List, Gianni DeCenzo, Xolo Maridueña, Jacob Bertrand and Mary Mouser chat with ET's Will Marfuggi about season 5. The actors dish on rivals Miguel and Robby and how their relationship evolves. They also weigh in on O.G. ‘Karate Kid’ stars Robyn Lively and Sean Kanan appearing on the hit show. 'Cobra Kai' season 5 starts streaming Sept. 9 on Netflix.