Taylor Swift
Look what you made her do! The pop star marked the 2015 show with this showstopping Balmain jumpsuit.
Jennifer Lopez
J.Lo blew the 2014 crowd away in this striking ruby Donna Karan design.
Selena Gomez
One word: Sultry! Ms. Gomez showcases her sleek physique in a black cutout Dolce & Gabbana gown at the 2012 show.
Shawn Mendes
Looking sharp, Shawn! The "In My Blood" performer nails it at the 2018 ceremony.
Kelly Clarkson
The Voice judge and 2018 Billboard Music Awards host wowed in a long-sleeve, all-black Christian Siriano gown—something a modern-day Evil Queen would don.
Hailey Bieber
Before she was a Mrs., the blonde bombshell was busy dominating the 2018 Billboard Music Awards in this slinky Alexandre Vauthier gown.
Vanessa Hudgens
Marvelous in Marchesa! The former Disney Channel darling looked like a dream ahead of the 2017 ceremony.
BTS
In 2018, K-pop's hottest boy band went all out in coordinating Gucci threads.
Zendaya
The star's simple yet bold look by Calvin Klein Collection is one we won't soon forget.
Janet Jackson
The music icon picked this edgy Rami Kadi design before receiving Billboard's Icon Award in 2018.
Kendall Jenner
There's something so chic about the futuristic-inspired ensemble by Olcay Gulsen that the supermodel wore in 2014.
G-Eazy
A sequin lapel elevated the rapper's sophisticated suit in 2017.
Chrissy Teigen
Balmain beauty! The Lip Sync Battle star went for the gold (and black and silver) in 2015.
Carrie Underwood
As always, Carrie is a red carpet vision in this frothy Oscar de la Renta princess gown back in 2012.
Jennifer Lopez
The A-lister can do no wrong, this ultra-sexy Charbel Zoe Couture gown included!
John Legend
In 2017, the singer-songwriter channeled his inner fashion maven in Gucci.
Jenna Dewan
Hot mama alert! The Step Up star set the red carpet on fire in this leather mini-dress.
Katy Perry
In 2012, the pop star envisioned a "Teenage Dream" with this lavender Blumarine gown.
Ciara
Only one word comes to mind after seeing the Julien MacDonald ensemble the singer rocked in 2018: Flawless!
Andy Cohen
The Bravo patriarch turned heads for all the right reasons during the 2018 ceremony.
Kate Beckinsale
There's something so white hot about the Hamel ensemble the actress sported in 2016.
Miley Cyrus
Wearing an embellished Balmain jumpsuit, the pop sensation came in like a wrecking ball to the 2013 Billboard Music Awards.
Kelly Rowland
Yup, she's indeed a silver siren in this textured Rami Al Ali confection back in 2013.
Nicole Scherzinger
Don't cha wish you could pull off this daring look, which The Masked Singer judge rocked to the 2017 event.