BEST: Ryoko Yonekoura dazzled in Giorgio Armani, pairing the strapless stunner with platform heels.

WORST: Debby Ryan looked extremely ‘blah’ in a Timo Weiland dress, which she paired with chunky Tory Burch heels and a tan clutch.

BEST: Hello, sexy! Cobie Smulders took the plunge in a drool-worthy Donna Karan embellished gown. Her look was styled by Ilaria Urbinati.

BEST: Scarlett Johansson looked simply sexy in a figure-flattering Versace peplum dress, which she paired with strappy Giuseppe Zanotti sandals and Van Cleef & Arpels bling.

BEST: Shay Mitchell grabbed attention by showing off her gorgeous goods in a sexy but sophisticated Giorgio Armani cocktail dress, finishing off the look with Christian Louboutin heels, a Kotur clutch and aKimberly McDonald ring.

WORST: Sexy back! Bella Thorne donned a summery BCBGMAXAZRIA two-toned dress with Michael Kors heels.

WORST: A Silver suit? Jeremy Renner didn’t exactly wow us with his choice of suiting, making matters worse by adding a stark black shirt, tie and shoes.

BEST: Audrina Patridge looked red hot in a sleeved dress, pairing the figure-flattering number with vibrant pink accents.

BEST: Karina Smirnoff paired a sequin cocktail dress with Christian Louboutin steel-toed heels.

WORST: Kat Graham is NOT the leading lady, nor is she in the movie, so there is no excuse to be wearing a gown.

BEST: Hunk alert! Chris Hemsworth looked totally dapper in a three-piece suit.

WORST: Chris Evans barely bothered to take his shades off for the red carpet!

WORST: Nice purple suit, Robert Downey Jr.!

WORST: Sorry Seth Green! Your wife needs a little help on the fashion front.

WORST: Harry Dean Stanton, is that you?

WORST: Some things never change. Like Richard Grieco.