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The Capital Late Show with Marvin Humes 10pm - 1am
9 June 2013, 10:51
The 'Cry Me A River' star has arrived at the venue for Capital FM's huge extravaganza today.
Justin Timberlake has taken to Twitter to reveal his excitement for the start of the Summertime Ball 2013.
The 'What Goes Around' singer will take up hosting duties inside Wembley Stadium today and said he "can't wait" to see 80,000 fans inside the venue.
"Can't wait to see this place filled up! Turn Up London!! #CapitalSTB
#Yourhostwiththemost," he wrote.
He also uploaded a picture on his Instagram account as he stood on the front of the stage.
Check out Justin's post on Instagram below:
Taylor Swift, Robbie Williams, The Wanted, PSY and Jessie J are all among the performers at today's (9th June) show.
Keep it Capital for all the action from the Summertime Ball.
On Capitalfm.com, we're bringing you all the latest news, gossip, pictures, videos and performances from the event, and stay tuned to our live blog for the best backstage action.
On Twitter, keep it @CapitalOfficial using the hashtag #CapitalSTB and download the Capital App to watch all the live performances.