Dusk Till Dawn ZAYN feat. Sia Download 'Dusk Till Dawn' on iTunes
Black Eyed Peas singer Fergie has defended Christina Aguilera's Super Bowl's performance.
USA Today reports she said: 'It's such a huge venue, your nerves take a hold of you.'
'I completely understand. She's one of the best singers of our time. Nobody can take that away from you...But you get nervous at these things. We're human.'