Quick change! Oscar-winner Jennifer Lawrence changed into a Calvin Klein Collection dress to party at the Vanity Fair post-Oscars event on Sunday night

Mixing things up: The figure-hugging silver number was more suitable for dancing and celebrating in than the voluminous Dior gown she had worn earlier in the evening

Whoops! The sheer volume of Jennifer’s Oscars gown had caused her to trip up while making her way to the stage to collect her award for Silver Linings Playbook

The teamed the dress with a chic updo and wore drop earrings and stacked bangles to accessorise her ensemble.

But Jennifer wasn’t the only star to change outfits for the Vanity Fair party, with fellow Oscar winner Anne Hathaway also opting for a quick switch.

Anne, who was crowned Best Supporting Actress for her role as tragic prosтιтute Fantine in Les Miserables, swapped her baby pink Prada gown for a dove grey silk number with silver embellishments around the neck by Saint Laurent.

Posing pro: Jennifer ensured the pH๏τographers got her best angle as she was seen outside the Sunset Tower

Flawless: It’s not hard to see why Jennifer is top of every director’s wish list

Mini train: Jennifer’s dress featured a much more manageable train than her earlier gown