Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister! Netizen met Carina Lau at the airport, wearing sunglasses and a black top, very big sister!