Playbill.com takes a look at some of O'Hara's performances from the past several seasons from The Light in the Piazza to South Pacific to Carousel.

Visit O'Hara's page on the Playbill Vault.

"Cock-Eyed Optimist" from the Live from Lincoln Center broadcast of the Tony-winning revival of South Pacific.

With Victoria Clark during the Tony Awards performance for The Light in the Piazza.

With her Light in the Piazza and South Pacific co-star Matthew Morrison, performing "Tonight" from West Side Story.

Singing "It Only Takes Moment" from Hello, Dolly! with Matt Bomer at the Kennedy Center Honors, celebrating Jerry Herman.

O'Hara and Harry Connick Jr. sing from The Pajama Game during the 2006 Tony Awards.

The rousing Rodgers and Hammerstein song "Honey Bun" from South Pacific.

Playbill.com's coverage of the Nice Work If You Can Get It media day. O'Hara performs with her co-star Matthew Broderick.

"The Bench Scene/If I Loved You" from the New York Philharmonic Production of Carousel.

With Matthew Broderick Singing "S'Wonderful/Someone to Watch Over Me" from Nice Work If You Can Get It.

Playbill.com's coverage of The Bridges of Madison County media day. O'Hara performs with co-star Steven Pasquale.

With Harry Connick Jr. Singing "There Once Was a Man" from The Pajama Game.

The Bridges of Madison County performs for the press.