Justin Bieber - 'Baby' (Live Performance)

Justin Bieber wowed the Wembley Stadium crowd today with a huge performance of one of his signature hits, 'Baby'.

The 18 year-old singer performed at the Capital FM Summertime Ball today (9th June) at Wembley in London.

Justin led the 80,000 strong audience through his January 2010 hit, which featured the vocals of rapper Ludacris, and served as the lead single from his album 'MyWorld 2.0'.

Watch Justin Bieber's live rendition of 'Baby' at today's Capital FM Summertime Ball 2012 below and scroll down for more of Justin Bieber's performance footage from the Summertime Ball 2012.