The photo depicts a warm, friendly atmosphere in the waiting room with an A-JAX junior displaying Rainbow BLAXX's latest album, 'RB BLAXX'. The amicable boy group is shown displaying V signs and playfully posing for the camera with their sunbae group.

Furthermore, Jaekyung included in her tweet, "I am with our A-JAX dongsaengs supporting Rainbow BLAXX. haha kekeke keke thanks everyone for coming!" Rainbow BLAXX is currently promoting their sexy new single 'Cha Cha', which they performed on the same day on MBC's 'Show! Music Core'.

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