I would have liked it if she just sang it acoustically like she did on SNL. The backtrack and resulting music is too loud and it drowns her out at times.
Good vocals, bad saxophone. The wide shots also kinda made it seem inert and distant. She should have started on the piano, as cliche as that's become for her.
Ooh for some reason I wasn't feeling this. The weird eerie ballet thing she did with Mark was cool and I'd love for him to be her love interest in the music video but... for me it felt like the music video concept was translated to stage, and we haven't seen the music video yet so we're not sure what's happening.