Country superstar and Oklahoma native Carrie Underwood took to Twitter Tuesday morning to announce the birth of her son.


Isaiah Michael Fisher was born February 27, 2015.


"Tiny hands and tiny feet," Underwood said. "God has blessed us with an amazing gift."


Underwood is married to hockey player Mike Fisher. Underwood, a Checotah native, was married in 2010.


An animal rights advocate, Underwood donated a guitar to help pay medical expenses for a McIntosh County drug dog. It is up for auction on eBay.