hey你看我会发光别闹交出荧光棒
[hey nĭ kàn wŏ huì fā guāng bié nào jiāo chū yíng guāng bàng]
In English, this could be translated to 'Hey, I shine—stop fooling around, give me the glow stick.' It implies the person stands out and prefers not to be outshone by external lights or interruptions. 'Glow stick' is often related to performances or parties.