Elsewhere in London, JLS joined Capital Radio for an interview on the Breakfast Show, Jessica Ennis attended the UK Athletics Dinner and Gemma Arterton was seen leaving the Corinthia Hotel, which has been home to X Factor contestants over the past few weeks.
In the US, Alexa Chung hosted the Foundry Store Launch Party, while boyband The Wanted performed at Z100's Jingle Ball.
Meanwhile, Strictly pair Colin Salmon and Kristina Rihanoff arrived back from Vancouver where they had been fitting rehearsals around Colin's filming schedule. Lauren Goodger launched her new tanning range Lauren's Way Glam Tan at Debenhams and James Nesbitt was at the RTE Studios in Dublin for The Late Late Show.
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