绝对震撼！Beyonce在52届格莱美上演唱If I Were A Boy和You Oughta Know——这才是真正的现场演唱！February 02, 2010目录绝对震撼！Beyonce在52届格莱美上演唱If I Were A Boy和You Oughta Know——这才是真正的现场演唱！绝对震撼！Beyonce在52届格莱美上演唱If I Were A Boy和You Oughta Know——这才是真正的现场演唱！现场演出，绝对震撼，绝对真唱。国内的假唱们怎么与之相比！