f(x)'s Amber has set out to support her senior labelmate's comeback!� On July 9th, Amber shared a photo of herself with CSJH's Dana, where they acted out a point from the "One More Chance" choreography. Through her Me2day, Amber wrote, "Everyone, shall I take out my rib bone too? The CSJH unnis have made their comeback!�Look at me~ me~ You will look, right?" The 'rib bone' was made in reference to a line from the song, where CSJH says, "Take out the rib bone of Adam." Fans commented, "But don't take out your rib bone", "Totally addictive song", and "It's been a while since we last saw you two together!" Source + Photos: Star News via Naver