VIDEO: Idina Menzel Sings 'Let It Go'; Gives Impromptu 'Defying Gravity' Performance for DISNEYLAND 60
After finishing her performance of 'Let It Go,' the IFTHEN star was about to leave when fans began singing Defying Gravity to her. Members of the band who knew the song began to play along and Idina, not wanting to disappoint, came back to the stage to sing the song