Way to put your back into it! Alessandra Ambrosio showed off her pert posterior in a black dress with a sheer overlay. The gown, which she wore with a set of black underwear, was perfectly summer for the 2015 Venice Film Festival. (AP Photo/Andrew Medichini)
Victoria's Secret model Alessandra Ambrosio, 34, channeled her inner "angel" in a totally ethereal white lace gown and matching accessories.
(Photo by Stefania D'Alessandro/WireImage)
That's one hell of a dress! Lily Aldridge, 29, stunned at the VMAs in a plunging black gown with a form-fitting mermaid-esque skirt that hugged her fit figure. A straight, middle-parted 'do and a smoky eye completed the bombshell model's knckout look.
Diane Kruger was a vision in Venice! The "Disorder" actress stunned in an intricate black and white floral ankle-length dress, casual sandals and a wide-brimmed hat. Absolutely gorgeous!
(Photo by Elisabetta A. Villa/GC Images)
Pierce Brosnan's still got it! The 62-year-old actor was looking svelte in black skinnies and a crisp white shirt. Cool mirror-framed sunnies added a touch of edge.
(Photo by Bauer-Griffin/GC Images)
"Dancing with the Stars" pro Witney Carson, 21, flaunted her fabulous physique in a black dress with white, figure-enhancing lines.
(Photo by Jason LaVeris/FilmMagic)
Hot mama! Kourtney Kardashian knocked it out of the park in a simple red halter jumpsuit with a flawless fit.
(Photo by Steve Granitz/WireImage)
Elizabeth Banks, 41, looked absolutely stunning in a fit-and-flare gown with understated embellishments.
(Photo by Venturelli/WireImage)
Hot mama! Jenna Dewan Tatum, 34, stunned in a fun red party dress and metallic accessories. A swipe of red lipstick pulled the whole look together.
(Photo by Stefanie Keenan/Getty Images for The A List)
Dakota Johnson, 25, looked every bit of the Hollywood royalty she is in a simple pink silk gown, effortless updo and red lips.
(Photo by Joel Ryan/Invision/AP)
Amber Heard, 29, was all smiles in a simple black gown and undone waves as she supported her husband Johnny Depp at the premiere for "Black Mass."
(Photo by Venturelli/WireImage)
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The VMAs may be about the artists, but all eyes were on model Lily Aldridge (and star of T.Swift's "Bad Blood" video) in one hell of a dress! The 29-year-old catwalk mainstay stunned in the dramatic, plunging black gown with a form-fitting mermaid-esque skirt that hugged her fit figure (get the look here). A strict middle-part and smoky eyes completed her jaw-dropping look.
Fellow Victoria's Secret model Alessandra Ambrosio channeled her "angel" roots in a totally ethereal white lace gown and matching accessories at the Venice Film Festival ... absolutely gorgeous!
Stars may have killed it on the red carpet this week, but some celebs were snapped looking effortlessly sexy on the go.
Kate Hudson was spotted in LAX rocking low-waisted gray jeans and an ab-bearing black tank (get the look here). Gray denim was in Kendall Jenner's suitcase, too. The 19-year-old model rocked a super edgy outfit in NYC this week that consisted of gray distressed denim, an off-the-shoulder top and black studded accessories.
See these looks and more sexy celeb styles in the slideshow above.
RELATED: The wackiest -- and most revealing -- VMAs looks