JLo's first big break came when she starred in the 1997 film "Selena." For the LA premiere, she chose a turquoise sequin-studded gown with a fur stole.
That same year, Lopez rocked curls and a tight-fitting beige, floral dress for the premiere of "Anaconda."
Flaunting those rock-solid abs in a look that would become a signature of hers, JLo (and Mark Wahlberg) posed at the 1998 MTV Music Video Awards.
Lopez looked elegant in diamonds and all black at the Oscars in 1999.
She wore this shimmery, lo- cut number to accept the award for the most fashionable female artist at the 1999 VH-1/Vogue Fashion Awards.
The dress served as a precursor to the celeb's most iconic look to date ...
No one will ever forget the silk chiffon Versace dress that Lopez wore to the Grammy Awards in 2000. It left little to the imagination, but if anyone could pull it off, it was JLo.
The star dressed down (and very early 2000s) to accept the award for best dance video at the MTV Music Awards that same year.
She looked like a Greek goddess at the 1st Annual Latin Grammy Awards in 2000 with her then-boyfriend Sean "P. Diddy" Combs.
Nothing screams JLo (pictured at an album signing in 2001) more than this outfit: the crop top, lace-up gold pants, body chain, gold jewelry, floppy hat, and oversized sunglasses.
She chose this pretty, one-shoulder gown to present the award for best original song at the Oscars in 2001.
Lopez performed next to Ja Rule at the 2001 MTV Music Video Awards in an all-white crop top, skirt, and matching hat ensemble.
She looked pretty in pink in this fitted dress with voluminous hair at the Oscars in 2002.
JLo opted for a layered, ruffled dress and tall, lace-up boots to introduce her movie "Maid in Manhattan" in Berlin in 2003.
The singer looked statuesque in a one-shoulder, embellished, pale green gown at the 2003 Oscars.
For the 2003 premiere of her movie "Gigli," Lopez rocked yet another low-cut dress, which also featured a sizable front slit.
She glowed in this belted, orange dress at the Golden Globes in 2004.
She went with a much more playful look for Nickelodeon's Kid's Choice Awards that same year.
Lopez showed off her impressive obliques with the cut outs on this white, beaded dress that she wore to the premiere of "Shall We Dance" in 2004.
For the 2005 NRJ Awards Ceremony in Cannes, France, JLo paired high black boots with a belted, flowing, print dress.
The star smoldered in a silk baby blue gown with an intense smokey eye at the Latin Billboard Awards in 2005.
Lopez stuck with silk for the premiere of "Monster in Law" just days later.
She was the epitome of old-school glamour in this vintage chiffon gown at the 2006 Oscars.
JLo went for neutral tones with some sparkle (and a matching beanie) at the MTV Video Music Awards later that year.
She stunned in a chic, all-black gown complimented by jewels and extra large hoops for the 2006 Latin Grammy Awards.
Later that year, Lopez celebrated Tony Bennett's 80th birthday with a gorgeous turquoise chiffon gown accented with diamonds.
The backless, one-shoulder dress that JLo wore to the 2007 Golden Globes was particularly unique.
She highlighted her flawless figure in the white gown she wore to the 2007 Berlin Film Festival for the premiere of her movie "Bordertown."
For the release of her Spanish album, "Coma Ama Una Mujer," JLo wore an all black ensemble reminiscent of her earlier crop-top-heavy days.
She wore a fashion-forward pantsuit to accept the award for style icon of the year at the US Hot Hollywood Party in 2007.
Lopez shone in plenty of glitter for the premiere of her movie "The Singer."
The star chose a funky, butterfly-like baby doll and pants combo when she performed in Miami that same year. The flowing costume makes sense — Lopez was pregnant during this tour.
Never one to shy away from low-cut necklines, JLo rocked this gold gown at the Golden Globes in 2009.
She looked regal in royal blue at the 2009 Latino Inaugural Gala.
Lopez bared a lot of (toned) leg at the 2010 Grammy Awards.
A few months later, the singer was timelessly beautiful in the structured pale pink gown she wore to the Oscars.
She looked like a jungle princess in a dress that combined multiple animals at the World Music Awards that same year.
The star opted for a corset and lots of layers at the amfAR Cinema Against AIDS benefit in 2010.
JLo was introduced as a judge on season 10 of "American Idol" in a sparkly, gray, zip-up jumpsuit.
Lopez kicked off 2011 with this jaw-dropping white gown at the Golden Globes.
She continued to turn heads at the Fox after party in this nude, feather mini dress.
JLo looked fierce at the 2011 Met Gala in red and a high-neck, both of which she doesn't wear often.
The American Music Awards later that year was just one of many times the singer sported a barely-there bodysuit for a performance.
Lopez look chic at the 2012 Academy Awards thanks to cut-out long sleeves and bold stripes.
She relied on two of her favorites — sparkles and a low-cut neckline — for Vanity Fair's party after the award ceremony.
The singer looked ethereal in a nude and lace dress at the 2013 Golden Globes.
She bared a lot of skin in this sexy but simple black dress at the Grammys later that year.
Lopez continued to embrace the high slit trend at the 2014 Billboard Music Awards where she covered up a bodysuit with a belted chiffon dress ...
... and again later that year at MTV Music Video Awards. The cut outs on this show-stopping gown were evidence that the singer's flawless figure hadn't changed a bit in two decades.
JLo switched it up and opted for a glittery jumpsuit to attend the People Magazine Awards in 2014.
She looked gorgeous at the 2015 Golden Globes in a silver dress complete with cleavage, a slit, and basically its own cape.
Wearing another cape, Lopez attended the Latin Billboard Awards later that year in a white lace jumpsuit.
Embracing the cut-out look yet again, Lopez rocked the ropes on the dress she wore to the 2015 American Music Awards.
Later in the ceremony, she slayed on stage in a risqué gown that sparkled in all the right places.
Although yellow isn't one of her staple colors, JLo looked incredible at the 2016 Golden Globes, where she paired a deep yellow gown with diamonds and a bold red lip.
For the "American Idol" finale that same year she chose a sparkling nude dress that was high in the front but featured a train in the back.
She ended 2016 with a killer bodysuit complete with flared bottoms and intricate detailing at the Latin Grammy Awards.
We can't wait to see what she wears next.
