Esperanza Spalding Dazzles With Oscar Performance

Singer who beat Justin Bieber at 2011 Grammys sings moving version of 'What a Wonderful World' during In Memoriam tribute.

Whitney Houston, Elizabeth Taylor Remembered At Oscars

'In Memoriam' montage also pays tribute to Steve Jobs, Sidney Lumet, Jane Russell and more fallen stars.

Justin Bieber And Esperanza Spalding: One Year Since Their Grammy Showdown

MTV News looks at what the artists have been up to since Spalding beat out Bieber for Best New Artist at the 2011 Grammys.

Arcade Fire, Esperanza Spalding, More Grammy Upsets: Experts Weigh In

Lady Antebellum's big wins and Eminem's major losses were also head-scratchers.

Esperanza Spalding's Wikipedia Page Attacked By Justin Bieber Fans

Following jazz musician's surprise Grammy win, false statements, taunts added to page.

Esperanza Spalding Calls Best New Artist Grammy Win 'Unexpected'

'I really didn't think it was going to be me,' jazz singer/bassist tells MTV News of topping Justin Bieber and Drake for coveted award.

Justin Bieber Runs Into Esperanza Spalding Backstage At The Grammys

Plus: Nicki Minaj gets grabby with Snooki, Arcade Fire give high-fives and more from behind the scenes.

Exclusive: Justin Bieber 'Disappointed' With Grammy Loss

Minutes after losing the Best New Artist award to Esperanza Spalding, Bieber spoke exclusively to MTV News.

Esperanza Spalding Beats Justin Bieber, Drake For Best New Artist

Jazz star nabs rookie prize at the Grammy Awards.