It's official, Carrie Underwood is expecting baby number 2 with hubby Mike Fisher.

Carrie shared the news with her fans on Instagram this morning. Her first child, little Isaiah, is two now and ready or not is about to become a big brother! No word yet on the sex of the baby or when Carrie is due. She does say they are "over the moon" with joy. Carrie recently said that her dreams of a big family may be shut down due to the fact that she is 35, but said that she and husband Mike Fisher have looked into adoption. Then all of a sudden we get this exciting news! Congrats Carrie and Mike! We can't wait to see if it's a boy or a girl! Here's to a healthy, happy pregnancy!