Tonight Deborah Voigt will finally don that little black dress, starring as Ariadne in "Ariadne auf Naxos" back at London's Royal Opera House and one thing is certain: When it is all over, the fat lady will not be singing.

Soprano Deborah Voigt performs during a dress rehearsal of "Die Walkure" at the Metropolitan Opera...

Soprano Deborah Voigt performs during a dress rehearsal of "Die Walkure" at the Metropolitan Opera in New York March 26, 2004. Opera singer Deborah Voigt poses for photographers before the Times Talk: Special Edition conversations at the Fifth Annual New York Times Arts & Leisure Weekend at the CUNY Graduate Center Jan. 6, 2006 in New York City.

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