'Sound of Music' Live: The Best Twitter Reactions

Giovanni Rufino/NBC
'The Sound of Music'

DiGiorno Pizza live-tweeted the entire broadcast, becoming a surprise star of the night.

NBC's Sound of Music Live has finally been unleashed.

The production, starring Carrie Underwood and True Blood's Stephen Moyer, cost nearly $9 million to produce -- and caused quite the stir on Twitter, inspiring several trending hashtags and a flurry of tweets.

The surprise winner of the night? DiGiorno Pizza, which tweeted a dozen or so pizza-musical mashups, such as "Dough, Ray, Me = Pizza party with me and a guy named Ray. #TheSoundOfMusicLive," and "Can't believe pizza isn't one of her favorite things smh."

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Read some of the evening's best tweets below.