Dangerous Woman Ariana Grande
8 December 2012, 21:44
The 'We Are Never Ever' singer joins boyfriend Harry Styles at the event in London.
Taylor Swift has flown in to watch One Direction perform at Capital FM's Jingle Bell Ball 2012 in London tonight (8th December), Capital FM can exclusively reveal.
The singer, who is widely reported to be dating Harry Styles, is understood to have jetted in from America overnight.
The group also travelled to the UK from New York this morning, after warming up for their Jingle Bell Ball performance with a show at Madison Square Garden earlier this week.
Harry and Taylor have been spotted holding hands in public throughout the week in New York, and fans have already christened their relationship 'Haylor'.
Stay tuned to Capitalfm.com for all the latest on this story as it develops - follow the Saturday live blog here.
Meanwhile, the Jingle Bell Ball is under way at the O2 Arena, with JLS, Little Mix, The Script, Rizzle Kicks, Lawson, Cheryl Cole and Bruno Mars also set to perform tonight.
Keep your eyes and ears on the ball by visiting our special Jingle Bell Ball area as we come live from this year's event across the weekend.
You can see all the latest news, pictures, interviews and watch this year's performances on Capitalfm.com - follow the action in real time on our live blog.
Join the conversation about this year's Jingle Bell Ball by following @CapitalOfficial on Twitter with the hashtag #CapitalJBB and liking us on Facebook.