Carrie Underwood Announces Pregnancy

Carrie Underwood
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Carrie Underwood performs during the 2012 CMA Music Festival - Day 2 at LP Field on June 8, 2012 in Nashville, Tennessee.

Carrie Underwood is pregnant. The country star announced the news on Instagram Monday, posting an image of her dogs wearing shirts saying "I'm going to be a big" brother and sister. 

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The "See You Again" singer wrote, "In honor of 'Labor' Day, Ace & Penny would like to make an announcement. Their parents couldn't be happier..."

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This will be Underwood and husband hockey player Mike Fisher's first child.