Grammy Awards 2012

 Katy Perry: In a pale blue beaded Elie Saab gown with three-quarter sleeves with $2 million worth of Norman Silverman jewels

 Cyndi Lauper: In a Jean Paul Gaultier design

 Robyn: In a white top, skirt and train with platform boots

 Lily Aldridge: In a chiffon long sleeve, floral-print Gucci gown with plunging neckline

 Julianne Hough: In a black strapless Kaufman Franco gown

 Kelly Rowland: In a custom blush gown with silver embroidery by Alberta Ferretti

 Jessie J: In a metallic Julien Macdonald dress

 Alicia Keys: In a black Alexandre Vauthier dress with Christian Louboutin shoes and a gold statement necklace

 Miranda Lambert: In a custom nude tulle cap sleeve gown with silver embroidery by Pavoni

Kate Beckinsale: In a cream one-shoulder Zuhair Murad mini dress with a black velvet bow

 Carrie Underwood: In a white Gomez-Gracia long-sleeve backless gown and Rene Caovilla clutch

 Hillary Scott: In a purple ombre strapless Monique Lhuillier gown

 Amber Rose: In a bright yellow one-shoulder gown with a daring slit

 Kelly Osbourne: In a gold on-shoulder Tony Ward gown, Giuseppe Zanotti shoes and Pomellato jewels

 Esperanza Spalding: In a strapless multicolored gown

 Anne Vyalitsyna: In a bold black mini dress by Anthony Vacarello
Arrived at the ceremony of the 2012 Grammy Awards to support her boyfriend, Adam Levine

 Giuliana Rancic: n a black satin asymmetrically draped cocktail dress by Georges Chakra Couture

Rihanna : In a black custom Giorgio Armani gown with a plunging neckline and Neil Lane jewels

 Nicki Minaj: In a red nun-inspired custom Versace design

 Gwyneth Paltrow: stays classic in black Stella McCartney dress.

 Adele: In a custom black sequined Giorgio Armani gown with three-quarter length sleeves and cinched waist with a Harry Winston 12.4 carat diamond and platinum micropave ring

 Taylor Swift: In a nude silk mermaid gown by Zuhair Murad with Neil Lane jewels

 Paris Hilton: In a white Basil Soda dress with embroidered detail and gold belt

Corinne Bailey Rae: In a black tulle ruffled hem Christian Sirano cocktail dress

Snooki: In a black-and-white mini

Deana Carter: In a green halter gown

Kathy Griffin: In an ivory one-shoulder gown

Tia Carrere: In a charcoal jersey and crystal one shoulder evening gown by David Meister

Jane Seymour: In a gold one-shoulder David Meister gown

Taraji P. Henson: In a pink and gold beaded halter gown

Malin Akerman: In a white dress with cut-out detail