Kelly Clarkson announces pregnancy on Twitter

Kelly Clarkson has married music manager Brandon Blackstock. The pop singer tweeted a photo on Oct. 21, 2013, in her wedding gown next to Blackstock. She writes, "I'm officially Mrs. Blackstock." Clarkson says she tied the knot a day earlier at Blackberry Farms in Walland, Tenn., outside Knoxville. The couple has been dating for two years and was engaged last year.

NASHVILLE, Tenn. -- Kelly Clarkson says she's expecting her first child.

The 31-year-old singer said Tuesday on Twitter that she and husband Brandon Blackstock are expecting their first child together.

The original "American Idol" champion says the baby is the "best early Christmas present ever" in her tweet.

I'm pregnant!!! Brandon and I are so excited! Best early Christmas present ever :)

— Kelly Clarkson (@kelly_clarkson) November 19, 2013

Clarkson's publicist, Mika El-Baz, later confirmed the information.

Clarkson and Blackstock were married last month. Blackstock is the son of Clarkson's manager, Narvel Blackstock, and the stepson of Reba McEntire. He manages country star and close Clarkson friend Blake Shelton.

Blackstock has two children from a previous marriage. No word on when the baby is due.