Kim Zolciak and Brielle Biermann mourn the death of their friend who was killed in action

Kim Zolciak and daughter Brielle Biermann mourn the sudden death of their friend who died in Atlanta hit-and-run

Kim Zolciak and her daughter Brielle mourn the tragic death of one of their friends.

The Bravo stars posted tribute in honor of close friend Ethan McCallister, who died on Saturday during a hit-and-run in Atlanta. He was only 28.

‘We will miss your huge beautiful smile, constant jokes, cowboy boots and infamous shirts,’ wrote Kim, 42, in her Instagram post featuring photos of Ethan and Brielle having fun together.

Heartbroken: Kim Zolciak and Brielle Biermann have been left devastated after their close friend Ethan McCallister was killed in a collision on Saturday morning.

Heartbroken: Kim Zolciak and Brielle Biermann have been left devastated after their close friend Ethan McCallister was killed in a collision on Saturday morning.

Old Friends: Ethan was reportedly hit by a vehicle at 3 a.m. on Saturday morning while walking Piedmont Avenue and Lindbergh Drive in Atlanta, according to WSB-TV

Old Friends: Ethan was reportedly hit by a vehicle at 3 a.m. Saturday morning while walking Piedmont Avenue and Lindbergh Drive in Atlanta, according to WSB-TV

‘You were always the life of the party !! One of the most sincere, kindhearted people I’ve ever known, ”she continued. ‘Always willing to help everyone, everywhere. We love you Ethan and I will see to it that justice is served. ‘

According to WSB-TV, Ethan was reportedly hit by a vehicle at 3 a.m. on Saturday morning while walking Piedmont Avenue and Lindbergh Drive in Atlanta.

Police are still looking for the suspect who allegedly drove a gray Jeep Grand Cherokee Trackhawk and fled the scene of the crash.

Kim, 42, shared photos of the friends together as she spoke affectionately about Ethan

Kim, 42, shared photos of the friends together as she spoke affectionately about Ethan

Brielle, 24, shared a heartbroken message on her own account, writing, ‘Ethan … I can’t believe I’m even writing this. I am sick, sick, sick in my stomach. You are my happiness, my joy, my light in this very dark world .. the life of the party and the sweetest soul I have known.

‘You are my best friend. My heart. My everything. There will never be someone like you. Ever ever ever. You came into this world with 1 mission … to make people laugh. You were damn good at it too. There was never a moment when I didn’t laugh with you !!

BFFs: Brielle was very close to Ethan and recently took him on vacation in the Bahamas

BFFs: Brielle was very close to Ethan and recently went on vacation with him in the Bahamas

‘We haven’t spent a weekend all year !!! How am I supposed to go anywhere without you? How am I supposed to laugh, smile, GO TO MIAMI OR 1942 WITHOUT YOU DRINK !? God I love you Ethan. Really. I can not wait to see you again ‘

Brielle shared photos of the friends together, some from their recent trip to the Bahamas.

Kim and Brielle also asked for help identifying the driver and shared the link with the McCallister family GoFundMe.

'Can't wait to see you again': Brielle, 24, shared a heartbroken message on her own account, along with a collection of memories

‘Can’t wait to see you again’: Brielle, 24, shared a heartbroken message on her own account, along with a collection of memories

Shooting stars: Brielle paid tribute to her girlfriend with this quote

Shooting stars: Brielle paid tribute to her girlfriend with this quote

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