With a baby on the way and a new album in the works, Carrie Underwood sure has plenty to talk about. It's no surprise then that she has a big announcement to make, though the country artist isn't revealing anything until Friday.

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On Twitter Wednesday the singer retweeted a post from Sony Music Nashville, which hinted at some "big news" headed for a televised reveal.

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As for her own tweets, Underwood isn't letting anything about the very secretive appearance slip. Instead she's been taking it easy. On Monday the star big farewell to summer by sharing a photo of a a lakeside sunset.

Then on Wednesday Underwood brought her dog Penny along to rehearsal for her next concert, teasing fans with a pic of the little dog standing by the stage.

Earlier this month Underwood announced that she and husband Mike Fisher are expecting their first child together, and unless they've recently found out the gender, the Today Show announcement most likely has something to do with her new album.

Over the course of the summer Underwood has hinted at a collection of new songs, which she first brought to the attention of fans at the Grand Ole Opry.

Underwood will appear on NBC's The Today Show with her big announcement Friday, Sept. 26.