She was left red-faced when her voluminous Dior gown caused her to trip up while making her way on stage to collect her Best Actress Oscar on Sunday night.

So when it came to choosing an outfit for the Vanity Fair post-Oscars event, winner Jennifer Lawrence opted for an outfit more suitable for celebrating in.

Jennifer swapped her pale pink red carpet dress for a slinkier silver plunging Calvin Klein Collection number as she posed up with her award at the event, held at Sunset Tower in Los Angeles.

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