Her vocals sounded on point right before she fell, you don't have to be smart to realize that she was put off by the fall, still in shock after getting up. It's not like she lost balance or slipped.
She sounded great at the grammys, I'd like to see any other pop star carry on without their voice shaking at the age of 56 after taking a huge tumble in front of the UK during a hyped comeback performance
Nice ending but overall it was pretty lackluster. She sounded terrible and the awkward silence from the crowd made it lifeless, i felt like watching a rehearsal.