蓝忘机偷的是滕梓荆家的鸡

Meaning

From the Korean phrase "자신 있어" (jasin isseo), phonetically "qiaxin yisou" in Chinese. Means "I have confidence! I can do it!" Originates from an episode with Super Junior members Choi Siwon and Kim Ryeowook. Used as a self-encouragement phrase before interviews.