Lily Allen shows off baby bump!

British singer Lily Allen poses as she arrives for the British premiere of Tamara Drew in Leicester Square, central London September 6, 2010. REUTERS/Andrew Winning (BRITAIN - Tags: ENTERTAINMENT)

Last night the four month pregnant star was proudly displaying her rapidly expanding baby bump.

We were beginning to think we’d never actually got to see Lily Allen’s pregnant belly after she recentely insisted all press photographs were banned from taking her pictures at her performance at the Big Chill festival.

But Lily turned heads when she arrived at the Odeon cinema in Leicester Square for the premiere of her mum’s new film Tamara Drewe.

Click here to see Lily’s baby bump!