Tony Award winner and Hollywood legend Bernadette Peters will appear on the new NBC series “Smash” as the mother of one of the aspiring Broadway starlets, Ivy Lynn. News about the guest spot hit Broadway blogs last week, but many Twitter fans who tuned into the show tonight just found out after the show ran a teaser.

“Smash” star Katharine McPhee also tweeted the news, and “Bernadette Peters” is now a trending topic:

https://twitter.com/#!/katharinemcphee/status/179404177301176320

Reaction was…dramatic:

https://twitter.com/#!/CrayolaaWonderr/status/179412790811955200

https://twitter.com/#!/streisandlupone/status/179407473113960448

https://twitter.com/#!/xokaleigh/status/179403468761612288

https://twitter.com/#!/emsuar_/status/179415970132148225

https://twitter.com/#!/Taragel/status/179406277347254273

https://twitter.com/#!/Tay_Vandgrift/status/179405054560845826

https://twitter.com/#!/JdkPoP/status/179408140046045184