On a recent episode of 'Problematic Men', Cha Eun Woo appeared as a guest and flattered Park Kyung as he revealed that ASTRO are�a�huge fan of Block B. MC Jun Hyun Moo then�asked which senior groups he would name as his role model.�

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Cha Eun Woo answered, "I like everyone but it' would be TVXQ, INFINITE, and B2ST�sunbaenims."