Lady Gaga, Adele 都祝佢生日快樂究竟邊個咁厲害兩大樂壇天后都分別係Tweeter 同Instagram 祝佢生日快樂呢 ? Adele 更稱呼佢做Queen. Gaga 又叫佢做Honey 呢!!! 咪就係同樣都係天后級人馬既Beyonce,Beyonce...