Justin Bieber in shock defeat

14 February 2011, 03:57 | Updated: 14 February 2011, 04:01

Justin Bieber's suffered a shock defeat at the Grammys.

The teenager star was red hot favourite to win the Best New Artist category but the award went to Esperanza Spalding.

The 26 year old becomes the first jazz act to win the award.

She also saw off competition from Florence + the Machine, Drake and Mumford & Sons.