50's: The Rock 'n' Roll Fifties

Alicia Nash (Jennifer Connelly) stuns in a strapless black gown

"A Beautiful Mind", 2001

20's: The Roaring Twenties

Millie (Julie Andrews) is chic in a checkered ensemble

"Thoroughly Modern Millie", 1967

2000's: The Y2K's

Natalie (Cameron Diaz) does a little dance in a cute cream cocktail dress

"Charlie's Angels: Full Throttle", 2003

2000's: The Y2K's

Rowena Price (Halle Berry) dons a stunning red dress

"Perfect Stranger", 2007

60's: The Swinging Sixties

Sister (Lonette McKee) is gorgeous in a red gown

"Sparkle", 1976

2000's: The Y2K's

Mrs. X (Laura Linney) dons a cherry-red gown

"The Nanny Diaries", 2007

60's: The Swinging Sixties

Maria (Natalie Wood) looks like an angel

in a simple white dress with red tie

"West Side Story", 1961

50's: The Rock 'n' Roll Fifties

Carmen (Dororthy Dandridge) is fierce

in a red skirt, black top, and red flower

"Carmen Jones", 1954

2000's: The Y2K's

Frances (Diane Lane) shines in a mustard-colored dress

"Under the Tuscan Sun", 2003

2000's: The Y2K's

Mona Hibbard (Minnie Driver) enjoys

the beach in a two-piece sundress

"Beautiful", 2000

90's: The Alternative Nineties

Cher (Alicia Silverstone) is schoolgirl chic

"Clueless", 1995

2000's: The Y2K's

Rebecca Bloomwood (Isla Fisher) is colorful in NYC

"Confessions of a Shopaholic", 2009

60's: The Swinging Sixties

Celia Foote (Jessica Chastain) is cute in a pink ensemble

"The Help", 2011