Complex sentence: Stevie Nicks was the only performer to perform live with a performance of Stand Back and Nightbird, she refused to lip sync the show also she was the only person to use her own dancers.
Split into simpler sentences: Stevie Nicks was the only artist to sing live with performances of Stand Back and Nightbird, as she refused to lip-synch on the show. She was also the only person to use her own dancers.