Meanwhile, fellow Saturdays singers Vanessa White and Mollie King leave an office in the capital as they look set for their first ever UK No.1 with single 'What About Us?'
Also in London, Pixie Lott leaves the theatre after watching Spice Girls musical Viva Forever, Kate Winslet wears thick black-rimmed glasses as she attends the opening night of The Book of Mormon, and a suited Jude Law is spotted out and about in Soho.
In Berlin, Lana Del Rey wears diamond crocodile hair slides and a low-cut white gown at the 22nd German Music Echo Awards, picking up 'Best International Newcomer' and 'Best Rock/Pop Artist'.
Meanwhile in LA, Heather Graham wears a pretty pink lace dress at 'An Evening' Benefiting The L.A. Gay & Lesbian Centre, and Kim Kardashian shows off her baby bump in a tight-fitting leather pencil skirt.
And in New York, model of the moment Cara Delevingne poses during a DKNY photoshoot.