Renowned composer Christos Nikolopoulos has defended Christos Mastoras's portrayal of Stelios Kazantzidis in the biopic "Yparcho," amidst ongoing controversy. Speaking on "Proino," Nikolopoulos praised Mastoras's performance and resemblance to the iconic singer, urging critics to recognize the young artist's dedication and the impossibility of fully replicating Kazantzidis's unique voice.