“TTS (Taeyeon, Tiffany, Seohyun)” revealed a photo with Kang Dong-won after they worked together on the soon-to-be-released film “My Brilliant Life.”TTS made a cameo performance in the movie, playing a girl group that Kang Dong-won is crazy about.The production crew said that they made a great impression on people by showing aspects that were different from their usual stage performance.“We are all big fans of Kang Dong-won. It was our pleasure to work with him. We hope many people experience the ‘brilliant life’ together,” TTS said.“My Brilliant Life” opens on Sept. 3.By Park Gyu-oh, Intern reporter ()[Photo credit : CJ Entertainment]