Walking the red carpet in a flirty brocade minidress at the age of 17. (Photo by Mirek Towski/WireImage)

Attending the TCA Summer Party in a one-shouldered empire-waist frock. (Photo by Jason LaVeris/FilmMagic)

Showing her red carpet prowess early on in a striking blue gown. (Photo by Dominique Charriau/WireImage)

More one-shouldered action for the premiere of “The Burning Plain.” (Photo by Frederick M. Brown/Getty Images)

In a teensy-tiny red mini. (Photo by Stephen Lovekin/Getty Images)

For the 16th Annual Critics Choice Awards, the actress stepped into this slinky ombre number. (Photo by Christopher Polk/Getty Images for VH1)

Va-va-voom! In a Jessica Rabbit-esque red gown for the 2012 Academy Awards. (Photo by Frazer Harrison/Getty Images)

Channelling a chic Poseidon at the 2012 People’s Choice Awards in Stella McCartney. (Photo by Frazer Harrison/Getty Images for PCA)

Going for gold at the L.A. premiere of “The Hunger Games.” (Photo by Steve Granitz/WireImage)

Looking like a boss lady in a structured pantsuit (and a pop of colour in the form of a tiny Dior clutch) at a screening for “Silver Linings Playbook.” (Photo by Jim Spellman/WireImage)

For the 2013 Critics’ Choice Awards, J. Law stepped out in a draped black dress with a sheer train. (Photo by Michael Kovac/WireImage)

A structured red gown fit for the Golden Globes red carpet. (Photo by Jeff Vespa/WireImage)

Only she could pull off this blue and black striped jumper. (Photo by Ray Mickshaw/WireImage)

In a pretty column gown with bejewelled detailing at the EE British Academy Film Awards. (Photo by Dave J Hogan/Getty Images)

Sure, she fell up the stairs on the way to accept her Best Actress award (for “Silver Linings Playbook”), but she did so in show-stopping Dior. (Photo by Kevin Winter/Getty Images)

Showing off a new choppy ‘do at the Madrid premiere of “Catching Fire.” (Photo by Juan Naharro Gimenez/WireImage)

Trying out her version of the visible undergarment trend in a back bodysuit with a sheer voluminous dress. (Photo by David Livingston/Getty Images)

In the Dior gown that sparked many a memes. (Photo by Jason Merritt/Getty Images)

In a spacey column gown for the 20th Annual Screen Actors Guide Awards. (Photo by Steve Granitz/WireImage)

Pretty in peplum for the 2014 Oscars. (Photo by Lester Cohen/WireImage)

It’s really quite amazing how Lawrence manages to make every difficult-to-pull-off fabric look completely natural. (Photo by Gilbert Carrasquillo/FilmMagic)

With her stylish “Hunger Games” costars. (Photo by Mike Marsland/WireImage)

Showing off in a voluminous Dior frock at the L.A. premiere of “The Hunger Games: Mockingjay - Part 1.” (Photo by Steve Granitz/WireImage)

In a pretty Grecian-inspired gown with chainmail-like detailing for her first red carpet of 2015. (Photo by Steve Granitz/WireImage)

Her take of the “China: Through The Looking Glass” theme for last year’s Met Gala. (Photo by Jamie McCarthy/FilmMagic)

Slicked back hair and a deep purple gown for the world premiere of “Mockingjay - Part 2.” (Photo by Andreas Rentz/Getty Images)

Showing off in a side boob-revealing frock. (Photo by Karwai Tang/WireImage)

With her dreamy “Hunger Games” costars, Liam Hemsworth and Josh Hutcherson. (Photo by VCG/VCG via Getty Images)

We love how J. Law can go from dreamy and ethereal… (Photo by Gregg DeGuire/WireImage)

…to dark and gothic, and look completely at ease no matter what. (Photo by Michael Stewart/WireImage)

Kicking off 2016 in a structured red dress at the Golden Globes. (Photo by Kevork Djansezian/NBC/NBCU Photo Bank via Getty Images)

All black everything for the Academy Awards Nominee Luncheon. (Photo by Steve Granitz/WireImage)

In black velvet pants and a sheer shirt with silver detailing. (Photo by Mike Windle/Getty Images for Weinstein Carnegie Philanthropic Group)

In an intricate gown for the 88th Annual Academy Awards. (Photo by Frazer Harrison/Getty Images)

We loved J. Law’s Oscar look, but hands up if you really fell head over heels for this after party look. (Photo by John Shearer/Getty Images)

A structured black dress with beaded shoulder detailing. (Photo by Theo Wargo/Getty Images)

Giving off some serious Marilyn Monroe vibes at a screening for “X-Men: Apocolypse.” (Photo by Fred Duval/FilmMagic)