ZE:A's Hyungsik�was overjoyed by Ailee�and Ivy's sexy dances on the latest 'Immortal Song 2'.�

The lucky idol got the chance to watch the two divas dance up close in the waiting room of the competitive show. With Ailee and Ivy doing routines on a chair and Ivy even laying across his lap, Hyungsik was freaking out in joy.�

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As you can see from his reactions in the videos above and below, Hyungsik was definitely happy about the experience.