The Academy Awards: Hollywood Stars Arrive On The Red Carpet

Kate Winslet wore a black strapless gown with a small train.

Leonardo DiCaprio was handsome in his black tuxedo.

Rachel McAdams' glamorous green gown had a thigh-high slit.

Reese Witherspoon was in a purple strapless gown with a fishtail train.

Cate Blanchett wore a mint green gown with flower appliques.

The Weekend was dapper in his tuxedo.

Emily Blunt wore a simple pink dress that covered her baby bump.

Kerry Washington wore a dress with a black leather top and a white skirt.

Lady Gaga wore a white strapless top with a pair of white pants and a sweeping train draped around her waist.

Kevin Hart and Eniko Parrish were striking in their matching black outfits on the red carpet.

25. Tina Fey was glamorous in a purple strapless gown.

Charlize Theron was stunning in her red gown with a plunging neckline and spaghetti straps.

Jennifer Garner wore a gorgeous black dress with an a-symmetrical neckline and simple diamond jewelry.

Chrissy Teigen wore a beautiful Marchesa red sequin flowered dress that showed off her baby bump and John Legend was handsome in his tux.

Matt Damon was classic in a black tux and his wife Luciano Barroso sizzled in her red dress.

Julianne Moore was glamorous in a black gown with a plunging neckline.

23. Sylvester and Jennifer Stallone rocked the red carpet.

Margot Robbie glittered in a gold dress.

Brie Larson wore a blue Gucci gown with a flowered belt.

Rooney Mara wore a white beaded dress with a daring cut-out in the middle.

15. Olivia Munn wore a bright orange one-shoulder dress by Stella McCartney with Forevermark Diamonds.

Heidi Klum wore a flowing purple dress with her hair swept up.

Isla Fisher wore a white dress with grey and white flowers.

Jennifer Jason Leigh wore a pink strapless dress with pink flowers.

Naomi Watts sizzled in a strapless dress.

Saoirse Ronan wore a gorgeous beaded gown with a daring back.

Priyanka Chopra wore a beaded and lace dress.

Olivia Wilde wore a daring white Valentino gown with a super sexy neckline.

Eddie Redmayne and his wife Hannah Redmayne were a glamorous couple.

Daisy Ridley was gorgeous in a silver sequin gown.

Sofia Vergara was ultra-glamorous in a black Marchesa gown and Lorraine Schwartz jewelry.

Alicia Vikander was stunning in a yellow dress with silver sequin.

Whoopi Goldberg was old school glamorous in a black off-the-shoulder-gown.

Kelly Ripa wore a black beaded gown.

Mindy Kaling wore an off-the-shoulder blue and black gown with a sweeping cape and a sophisticated updo.

Sam Smith was dashing in his black tuxedo.

The Notebook star Gena Rowland was glamorous in her black gown.

Giuliana Ranic wore a sleeveless white gown and her hair in an updo.

Chloe Pirrie wore a beautiful blue and gold Karla Otto London dress.

Model Dorith Mous wore a black ball gown with a sheer lace top.

Director Phyllis Nagy wore a simple black and white outfit.

Robin Roberts was glamorous in a silver beaded sleeveless gown.

Maria Menounos wore a silver beaded Christian Siriano gown and Lorraine Schwartz jewelry.

Ryan Seacrest was dapper in a grey and black tuxedo jacket and black pants.