Spalding's

And while she may be completely new to the masses, Spalding's music has been widely celebrated - and frequently debated - in jazz circles for years.

Esperanza Spalding's Grammy hasn't changed her low-key style 2011

Spalding's pliant bass lines are pleasantly out front and Tim Ries tenor is full-throated, warm and caressingly sensual.

Ralph A. Miriello: Jack DeJohnette Celebrates His Concept of Oneness on Sound Travels Ralph A. Miriello 2012

Just minutes after Esperanza Spalding, the unexpected winner or the Grammy for Best New Artist, took the stage for the award, a digital war broke out on Spalding's Wikipedia page.

♪♫ Esperanza Spalding's Wikipedia overrun by angry Justin Bieber fans Melissa Bell 2011

But here's one place the globe-trotting jazz bassist with the chirpy singing voice hasn't been since her big Grammy win: on the Internet, where overzealous Bieber fans, who thought the teen pop sensation should have won best new artist, have been talking all kinds of digital smack on Twitter, Facebook, even on Spalding's Wikipedia page.

Esperanza Spalding's Grammy hasn't changed her low-key style 2011

"I'm really happy for her," Bieber, smiling, said of Spalding's best new artist upset.

Lady Antebellum, Arcade Fire take home top prizes at 53rd Annual Grammy Awards Chris Richards 2011

"I resign out of the firmly held belief that a representation should not be abandoned because the client's legal position is unpopular in certain quarters," Mr. Clement said in a letter to King & Spalding's chairman, Robert D. Hays.

Law Partner Quits Over Same-Sex Policy Spat Ashby Jones 2011

Yes, which makes Spalding's win even more surprising.

Kids can be so cruel: The Esperanza Spalding vs. Justin Bieber worldwide freakout, Day Three Allison Stewart 2011

Spalding's Wiki page was Bieber-bombed by irate members of his child army who threatened her life and, for reasons that are less clear, changed her middle name to "Quesadilla."

Kids can be so cruel: The Esperanza Spalding vs. Justin Bieber worldwide freakout, Day Three Allison Stewart 2011

The likely story here is that King and Spalding began to fear a political backlash after activists at the Human Rights Campaign launched a campaign to "educate" read: intimidate the firm's clients about "King and Spalding's decision to promote discrimination."

Knave and Spalding 2011

The citizen editors added a line noting Spalding's win.

♪♫ Esperanza Spalding's Wikipedia overrun by angry Justin Bieber fans Melissa Bell 2011