The 32-year-old new mother joined her stepmother-in-law Reba McEntire as well as Miranda Lambert onstage the Music City Center.

Covering up her partially-shaved head: Kelly Clarkson displayed her post-baby body in a black lacy frock at Monday’s American Country Countdown Awards in Nashville

The 59-year-old country diva was being honored with the first-ever Nash Icon Award at the ceremony.

Kelly became close with the flame-haired crooner seven years ago through her manager-turned husband Brandon Blackstock (who’s Reba’s stepson).

The big-time belters co-headlined the 2 Worlds 2 Voices Tour in 2008, and Clarkson appeared on Reba’s CW sitcom in 2007.

Black-clad trio: The 32-year-old new mother joined her stepmother-in-law Reba McEntire (M) as well as Miranda Lambert (L) onstage the Music City Center

Lifetime achievement: The 59-year-old country diva was being honored with the first-ever Nash Icon Award at the ceremony

All in the family: Kelly’s husband Brandon Blackstock (2-R) is Reba’s stepson and he manages Clarkson as well as Miranda’s husband Blake Shelton (M) (pictured with John Esposito in 2012)

McEntire’s tribute began with the original American Idol champ and the 31-year-old Grammy winner singing a medley of her hits How Blue and Take It Back.

The two-time Grammy winner then joined in with Miranda and Kelly for a rendition of Fancy before delivering her speech.

24 hours earlier, the talented trio wore casual attire to rehearse together.

Frequent collaborators: The big-time belters co-headlined the 2 Worlds 2 Voices Tour in 2008, and Clarkson appeared on Reba’s CW sitcom in 2007

Blonde brigade: McEntire’s tribute began with the original American Idol champ and the 31-year-old Grammy winner singing a medley of her hits How Blue and Take It Back

All hail the queen of country: The two-time Grammy winner then joined in with Miranda and Kelly for a rendition of Fancy before delivering her speech

It turns out Blake Shelton, the husband of Lambert – who took home female vocalist of the year – also has Blackstock as his manager.

Clarkson tweeted that her older sister Alyssa bumped into actor Vince Vaughn at rehearsals, which ‘made her day.’

The 44-year-old True Detective star was at the Tennessee ceremony to present an award to Kenny Chesney.

‘Fun time yesterday at the American Country Countdown awards show rehearsal!’ 24 hours earlier, the talented trio wore casual attire to rehearse together

Women of the hour: Lambert – wearing a red bandana with her boots – ended up taking home the statuette for female vocalist of the year

Meeting a movie star: Clarkson tweeted that her older sister Alyssa bumped into actor Vince Vaughn at rehearsals, which ‘made her day’

A bit out of place: The 44-year-old True Detective star was at the Tennessee ceremony to present an award to Kenny Chesney

The three-time Grammy winner and her husband of 14 months also share their $2.8M mansion with his children – Seth, 7, and Savannah, 13 – from a previous marriage.

Kelly – rocking her Johnathon Arndt-designed yellow canary diamond – will next perform December 20 at Nashville’s Bridgestone Arena alongside Reba, Trisha Yearwood, Garth Brooks, and Meghan Trainor.

It’s her first annual Christmas classics concert benefiting The Fruition Fund of The Community Foundation of Middle Tennessee.

Blended family: It’s been six months since she and Brandon welcomed their first child together, daughter River, and Blackstock also has two children – Seth, 7, and Savannah, 13 – from a previous marriage

Impressive wedding bling! Kelly – rocking her Johnathon Arndt-designed yellow canary diamond – will next perform December 20 at Nashville’s Bridgestone Arena alongside Reba