Carrie Underwood‘s got this whole mom-of-two thing in the (breast-milk) bag.

Ahead of her performance at the2019 Academy of Country Music Awardson Sunday, the country singershared a glam selfieto Instagram that showed her dolled-up in full makeup and hair styling, flashing a huge smile as she prepared to take the stage.

One accessory not visible to the naked eye? A breast pump, which Underwood — who welcomed her second child, sonJacob Bryan, on Jan. 23 — revealed in the caption that she was using as she got ready.

“Getting ready for my performance … also pumping. 😬😂🤷‍♀️,” she wrote alongside the picture, tacking on the hashtags, “#Multitasking,” “#ACMAwards,” “#Southbound” and “#LetsDoThis.”

Underwood, who is nominated for female vocalist of the year, will entertain the crowd alongsideMaddie & Tae, Mickey Guyton andThis Is UsstarChrissy Metzperforming the song“I’m Standing with You”from Metz’s upcoming feature-film debut,Breakthrough.

Carrie Underwood/Instagram

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Carrie Underwood and Mike Fisher.Ethan Miller/Getty

54th Academy Of Country Music Awards - Arrivals

Underwood, 36, chatted with PEOPLE ahead of the show on Sunday, sharing that her newborn son with husbandMike Fisherhas been “so good here in Vegas.”

“Last night the air was getting to him sowe were up for a while, but that’s lifewith a 2½-month-old,” said the “Cry Pretty” singer. “He’s great. He’s a sweetie.”

As for how Underwood’s life has changed now that she has two kids?

Be sure to check out PEOPLE’sfull ACM Awards coverageto get the latest news on music’s biggest night.

Ethan Miller/Getty

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Underwoodannounced the arrival of her newbornin late January, two days after his birth, with a social media post that read, “Jacob Bryan Fisher entered the world in the wee hours of the morning on Monday … his mom, dad and big brother couldn’t be happier for God to trust them with taking care of this little miracle!”

TheAmerican Idolseason 4 champ also shareda photo galleryof herself, Fisher and Isaiah with newborn Jacob.

“Our hearts are full, our eyes are tired and our lives are forever changed. Life is good … ” she added.

source: people.com