Toheart's Key and Woohyun talk more about their close friendship

Toheart's Key and Woohyun appeared on SBS's radio program 'Cultwo Show' on March 18 and talked about their close friendship. �

Key first talked about how they got to work together as a new duo group, "When I was close with Woohyun, I told him we should take pictures together, saying, 'It's a simple photo shoot.' �However, people liked it and said, 'Might as well release an album together,' so we got more opportunities."

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Woohyun said, "It's been three years since I became friends with Key. �Whenever I was hungry during my debut days, Key helped me out a lot. �He's a good friend."

The DJs talked about the two being in different agencies, but Toheart elaborated, "Our companies merged. �Our production costs are cut in half and our respective managers follow us around separately."