The 2014 Academy Awards announced Tuesday morning that Idina Menzel will perform Frozen's hit song “Let It Go” during this year's Oscar telecast.奥斯卡官方星期二早上宣布,百老汇歌手伊迪娜·门泽尔将在2014第86届奥斯卡颁奖典礼上献唱迪斯尼动画片《冰雪奇缘》超热插曲《Let ...