Harry Styles and Caroline Flack at Nick Grimshaw's birthday party

FORMER lovers Harry Styles and Caroline Flack avoided an awkward encounter last night by leaving the same party from different doors.

The One Direction singer and his ex were both out celebrating DJ Nick Grimshaw's birthday and left within minutes of each other - at around 5am.

Styl-ish ... Harry

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But, while the 32-year-old presenter headed home by the front door, Harry sneaked out the back - with some mystery females by his side.

Harry-ing away ... Styles

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The pair were joined by a long list of celebs for the Radio1 DJ's birthday bash which kicked off La Bodega Negra restaurant in Soho, London, before ending at private drinking den The Groucho Club.

In the Flack of a cab ... Caroline

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While Kate Moss wore a stunning dress covered in safety pins, she emerged looking a little bleary.

Pin-cess ... Tulisa

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The night before, she'd bumped into Olympic GB cyclist Dani King and they both cooed over her medal.

Dani wrote on her Twitter page: "Kate Moss told me my medal goes with everything... never take it off!"

King for a day ... Kate and Dani

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Back at Grimmy's party, the celebrity guest list included Tulisa, Mark Ronson, Noel Fielding, Richard Bacon, Sadie Frost and Jaime Winstone.

A pin-teresting dress ... Kate

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The actress went for a casual approach teaming leggings with scuffed bovver boots.

Bit of a Mess ... Kate

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Tulisa, meanwhile, wowed in a tight-fitting dress which showed off a pair of impressive pins.

Win-ing outfit? ... Jaime

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Although, how she keeps her figure is anyone's guess.

Mark-ing the night ... Ronson

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She just revealed her friends call her 'the beautiful pig' because she eats so much.

Bringing home the Bacon ... Richard

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Elsewhere it's reported that the DJ 18-year-old Harry was said to be having an affair with is getting divorced from her husband.

Sexy Sadie ... Frost

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Lucy Horobin, 33, and Oliver Pope, 31, are believed to have been unable to repair their marraige from the fallout of the alleged affair.

Grim and bear it ... Nick

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Harry and Lucy are said to have had a fling with each other after meeting on her radio show last summer.

The pair ... Lucy and Harry