First on the list is the internet sensation Addison Rae.
The 20-year-old brunette beauty's rise to fame was through her viral videos on TikTok. Since then, she has been considered as one of the top rising celebrities in Hollywood.
The social media star debuted in the awards show with her black Valentino corset top paired with black trousers that screams girl boss.
Addison topped off the look with patent gloves and a diamond necklace.
The first-time nominee for her song "Juicy" (alongside rapper Tyga) sizzled on the red carpet with her skin-tight sheer purple beading gown that left little to the imagination.
The "Say So" hitmaker wore a stunning custom made dress by the iconic Lebanese fashion designer Georges Hobeika, as she paired the jaw-dropping gown with lavender Amina Muaddi heels.
Aside from being the Billboard Music Awards 2020 host, Kelly Clarkson set the bar high for upcoming awards night after multiple reports cited that the "AI" winner had eight outfit changes.
However, one of her best looks was the fully-sequined silver Balmain dress with fringed details at the wrists and hem part that costs a whopping $4,150.
She paired it with black sky-high heels by renowned Italian fashion designer Roberto Cavalli.
Lil Nas X
The "Old Town Road" singer accepted his Billboard Music Award for Top Hot 100 Song while donning an 80s inspired matching sit.
Lil Nas X wore a light-green snake print Gucci suit paired with black leather boots.
The 21-year-old artist went from fashion to extra with his green painted nails and Bvlgari rings.
The "Simple Life" star stepped up to her A-game and jumped in the naked-dress trend donning a one-shoulder, sheer floor-length gown by "Project Runway" winner Christian Siriano.
The former reality star paired it with silver high heels and earrings from The Last Line.
Moreover, Nicole Richie opted for a classy look as she kept her hair away from her face while sporting a smokey eye look.