Chris Stapletonis so close to welcoming another member to his house band!

The “Broken Halos” singer graced the red carpet Sunday evening with his pregnant wife,Morgane, at the2019 Academy of Country Music Awardsin Las Vegas, wearing a simple dark-blue suit, boots and his signature cowboy hat.

Stapleton, 40, co-leads the pack of nominees at the ceremony alongsideDan + Shaywith an impressive six nods, including video of the year, male artist of the year, album of the year and entertainer of the year.

From left: Morgane and Chris Stapleton at the 2019 ACMs.Ethan Miller/Getty

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Morgane and Chris Stapleton.Jeff Kravitz/ACMA2019/FilmMagic

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Just seven months after the couplewelcomed twin boys, the father of four announced in November that he and his wife, 36,are expecting their fifth child.

Chris and Morgane, who wed in 2007, are already parents to three sons (including their twins) and one daughter but have chosen not to publicly reveal their names.

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

Chris Stapleton and wife Morgane.Matt Baron/REX/Shutterstock

61st Annual Grammy Awards, Arrivals, Los Angeles, USA - 10 Feb 2019

Speaking exclusively to PEOPLE on the red carpet at the2019 Grammy Awardsin February, the couple said they’re due in the spring while Morganerevealed she’s taking bathroom breaks“every 30 minutes, if I’m hydrated.”

“It’s gonna be a lot tonight,” she joked.

source: people.com