Put me in coach! Not much is known about Carrie Underwood and Mike Fisher's newborn son Isaiah, but on Sunday, March 29, the "Something in the Water" singer, 32, gave fans an adorable first look at her little boy.

He shoots, he scores: Carrie Underwood posted a photo of four-week-old son Isaiah Michael Fisher holding a hockey stick representing his professional athlete father

Carrie Underwood's baby, Isaiah. Love the look in his eyes as he's looking at his mama.

Carrie Underwood on Not Planning Life, Meaning of New Single

Carrie Underwood: Just a Dream This song gets me every time...

Play Something Country: Just a Dream

CARRIE UNDERWOOD White hot! The singer flaunted her growing bump at the American Country Countdown Awards.

Carrie Underwood from Celeb Baby Bumps

Mom-to-be Carrie Underwood is glowing!

Mom-to-Be Carrie Underwood Glows at the CMAs

Carrie Underwood

Carrie Underwood Debuts Her Baby Bump on Stage!

Mother/Son Dance?  David loves Carrie Underwood.  Carrie Underwood - I'll Stand By You

Carrie Underwood - I'll Stand By You - Petra, dochter van Jan J.

I accidentally came across this picture looking for something else. #stunning #carrieunderwood #babybump

One of my favorite Carrie pictures! On the set of Something in the Water music video and cradling her little baby bump!

Carrie Underwood kissed husband Mike Fisher rinkside while their baby Isaiah looked on — see the adorable pic!

Cute! Carrie Underwood, Mike Fisher Kiss While Isaiah Looks On

Watch Out, Lululemon; Carrie Underwood Is Coming For You: Following in the footsteps of Kate Hudson and Heidi Klum, Carrie Underwood — who just gave birth to a baby boy — has created her own activewear line: Calia by Carrie Underwood, which launches today at Dick's Sporting Goods across the country.

Watch Out, Lululemon; Carrie Underwood Is Coming For You