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(FILES) In this September 22, 2013 file photo, singer Carrie Underwood arrives on the red carpet for the 65th Emmy Awards in Los Angeles, California. Underwood and her husband Mike Fisher welcomed their first child, a son, on February 27, 2015. The country singer shared the news with her fans on Twitter on March 3. AFP PHOTO / Robyn Beck / FILES Image Credit: AFP

Carrie Underwood is a new mum, and like all proud parents, she’s showing him off in a photo.

The multiplatinum country singer gave birth to Isaiah Michael Fisher on Friday, and on Tuesday, she announced it to the world on Twitter. She posted a picture of Isaiah, showing his tiny hand and a bit of his mouth.

He is the first child for Underwood, 31, and her husband, Mike Fisher, who plays for the National Hockey League’s Nashville Predators.