Recently, it was announced that LOCO is collaborating with the MAMAMOO member who he has continuously named as his ideal type. 

The April 13 episode of KBS' 'Hyena on the Keyboard' showed LOCO and Hwa Sa's first meeting and their collaboration process in the studio. 

While discussing aspects of their collaboration, Hwa Sa revealed her love for old pop and string sounds. Producer Woogie then asked LOCO about what he likes. LOCO answered, "I like Hwa Sa."

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LOCO continued to express his love for his ideal type. 

Woogie asked Hwa Sa, "What key is comfortable for you?" Of course, Woogie was referring to the 'key' in music. (Key also means 'height' in Korean) However, LOCO chimed in said, "How about 174cm?"

LOCO is 174cm tall (5'8"). 

Watch the heart fluttering moment with LOCO and Hwa Sa in the clip below.