Amanda Seyfried
The actress is edgy and elegant all in one thanks to this Oscar de la Renta frock.
Jennifer Lopez
Rocking a curled bob, JLo is a dream in this navy and gold Valentino Couture gown.
Vanessa Hudgens
Ahhh—it doesn't get better than this Naeem Khan confection.
Kendall Jenner
Work it, girl! The off-duty model styles a textured peach mini with classic sandal heels.
Rose Byrne
Never one to disappoint, Rose turns heads in a plunging crimson Delpozo number with zipper detail.
Gloria Campano, Bradley Cooper & Holly Cooper
Awe! The hunky actor (wearing Ferragamo) takes his mom and sister as his dates for the evening.
Carey Mulligan
The Great Gatsby star goes for understated elegance with this merlot-hued Balenciaga design.
Taylor Schilling
Embracing the midriff trend, the Orange Is the New Black star is a bold beauty in this minimalistic Michael Kors design.
Nick Jonas
Hey there, handsome! The "Chains" singer is debonair in a black tux and bowtie.
Ashley Greene
Green on Greene! The Twilight alum rocks a shimmering olive Jason Wu number with side slit.
Ashley Tisdale
Always a red carpet stunner, the High School Musical alum balances playful and poised in this two-piece Solace London ensemble.
Helen Mirren
The iconic actress picks a lacy Badgley Mischka gown with billowing draped sleeves for her outfit du jour.
Jim Parsons
The Big Bang Theory star is oh-so charming wearing a black tux and bowtie.
Monica Lewinsky
She selects a lacy red off-the-shoulder frock for the evening.
Joan Smalls
The model flashes a little leg in her off-the-shoulder printed Givenchy maxi.
Joe Manganiello
Minus ladylove Sofía Vergara, Joe makes a steamy red carpet cameo.
Rita Wilson
The actress works a sultry black Tom Ford gown with a scooped neckline.
Ivanka Trump
This stunning gown is the epitome of whimsical.
Gretchen Mol
It's a slinky black gown for the star.
Bella Hadid
When your date for the evening is famed designer Prabal Gurung, you're guaranteed some flawless red carpet gear. And oh, does Bella's dreamy black and white column gown look beautiful!
Hilary Rhoda
It's a Michael Kors gown with a cutout bodice and red skirt for the model.
Matthew Morrison
The Glee star shows off his scruff in a refined tuxedo.
Kat Dennings & Josh Groban
The duo go for coordinating all-black ensembles.
Sutton Foster
The Tony-winner is a dream in this ruffled Naeem Khan all gown.