Okay that was pretty bad. She was drunk, I'm pretty sure. This was worse than the Oscars. None of her belts throughout the entire performance were supported and were completely off tune and flat.
She only sounded OK because she's such a great singer that even completely unfocused she sounds OK. But her brain wasn't even working for the last note. Like. I would've immediately cut the note off or improvised something... Anything but yelling pitchless into the mic. Poor Idina.