Mariah Carey turned on the Christmas lights at Westfield London shopping centre, UK, on Thursday 19th November 2009.
Mariah Carey began her appearance at the centre’s Southern Terrace, at 6pm. She turned on the lights in The Atrium at approximately 6.15pm. The event also featured fireworks, VIP carpets and butterfly confetti. She did not sing.
From 6.30pm she signed copies of her new CD, Memoirs Of An Imperfect Angel.