Cher sat beside an awestruck Kevin Costner at the SNL50: The Anniversary Special on Sunday evening.

The 78-year-old music icon, who arrived with her boyfriend Alexander Edwards on her arm, attended the celebration after her iconic performance over the weekend.

After walking the star-studded red carpet with her boy toy, 39, and putting on a loved-up display while doing so, she entered the Rockefeller Plaza in New York City and sat down in the in the jam-packed audience full of notable names.

The Yellowstone star, an obvious fan based on his epic reaction to her performance two days ago, was sitting right beside her. 

Kicking off a weekend of celebrations, Cher gave a  live performance of her 1989 smash hit If I could Turn Back Time aired during SNL50: The Homecoming Concert at Radio City Hall on Friday. 

At the time, Costner, 70, had gone viral for his epic reaction to the music icon’s performance. Two days later, he was seen sitting beside her and keeping his cool.

Cher and boyfriend Alexander Edwards put on a loved-up display while at the SNL50: Anniversary Special red carpet at Rockefeller Plaza in New York City

The Yellowstone star, an obvious fan based on his epic reaction to her performance two days ago, was sitting right beside her at the event

Just two days earlier, he had a thrilled reaction to her performance and went viral for the way he put his hands on his head in an awestruck manner while watching her sing

During the live taping of Sunday’s special, former castmembers Tina Fey and Amy Poehler led a comedic Q&A segment. 

When the camera panned to the crowd full of stars, a familiar face was shown as Costner was seen almost touching shoulders with the music icon with a relaxed expression on his face.

Beside him, Cher, who arrived with her boyfriend Alexander Edwards on her arm and put on a loved-up display while walking the red carpet with him, had a cheery grin on her face.

She stood out in the crowd as she modeled a dazzling dress paired with a bleach blonde beehive hairdo.

She exuded old Hollywood glamour at the high profile bash to wrap up the festivity-filled weekend.

For the fête, the Believe hitmaker — born Cherilyn Sarkisian — commanded attention in a chic, black fur shawl above an dark A-line gown. 

Only the bust area was bedazzled, creating a striking contrast against the rest of the glittering ensemble.

Her bleached locks stole the show, styled in a vintage allure up-do with face framing layers cascading over her glowing complexion.

The much younger music executive kept up the theme in a black jacket and vintage style trousers, paired with shiny dress shoes. 

Prior to the event, the love birds were seen hand-in-hand making their way to the high-profile bash from their nearby H๏τel.  

Kicking off a weekend of celebrations, Cher gave a live performance of her 1989 smash hit If I could Turn Back Time aired during SNL50: The Homecoming Concert at Radio City Hall on Friday

At the time, Costner, 70, had gone viral for his epic reaction to the music icon’s performance

Two days later, he was seen sitting beside her and keeping his cool during a Q&A segment led by Amy Poehler and Tina Fey interacting with Ryan Reynolds from the audience

She had just made a bold entrance as she cuddled up to her boytoy on the red carpet

On Sunday, the 78-year-old singer and her 39-year-old boy toy exuded old Hollywood glamour at the high profile bash

Just yesterday, the inseparable pair was seen posing up a storm at Lorne Michaels’ SNL 50th anniversary concert afterparty. It was held after the singer performed her 1989 hit If I Could Turn Back Time at the Radio City Music Hall concert.

Cher stole the show, putting on a busty display in a black lace bustier corset teamed with a dark linen jacket and matching slacks. And her man sported a leather jacket and pinstripe pants while clutching the singer’s hand.

Read More Lady Gaga and Cher lead stars at Lorne Michaels’ SNL 50 concert party

On Friday, the SNL50: The Homecoming Concert was hosted by Jimmy Fallon at the iconic Radio City Music Hall to kick off a weekend full of glitzy festivities like celebrity-packed parties and high-profile reunions.

This comes as the show gears up to air a live special on Sunday, celebrating the hit comedy show’s half-century anniversary.

In honor of the milestone, SNL did not air a live show on Saturday and instead re-aired its first-ever episode from October 11, 1975 — featuring then host George Carlin and guests Billy Preston and Janis Ian.

Tonight’s special episode is slated to have three-hour-long live slot, per NBC NY.

Former SNL stars anticipated to make an appearance include: Adam Sandler, Amy Poehler, Andy Samberg, Chris Rock, Eddie Murphy, Fred Armisen, Jason Sudeikis, Jimmy Fallon, Kate McKinnon, Kenan Thompson, Kristen Wiig, Maya Rudolph, Molly Shannon, Pete Davidson, Seth Meyers and Tina Fey.

The network is pulling back the curtain on SNL with two docuseries celebrating five decades on air.

The Believe hitmaker — born Cherilyn Sarkisian — commanded attention in a chic, black fur shawl above an dark A-line gown

Only the bust area was bedazzled, creating a striking contrast against the rest of the glittering ensemble

The much younger music executive kept up the theme in a black jacket and vintage style trousers, paired with shiny dress shoes

Cher and Edwards began dating in November 2022 after the couple met at Paris Fashion Week that year

Dishing on their age-gap relationship, the vocalist told Glamour UK in 2023 that ‘he’s kind, smart, hilarious…and we [kiss] like teenagers’

Her bleached locks stole the show, styled in a vintage allure up-do with face framing layers cascading over her glowing complexion

Her bleached locks stole the show, styled in a vintage allure up-do with face framing layers cascading over her glowing complexion

Prior to the event, the love birds were seen hand-in-hand making their way to the high-profile bash from their nearby H๏τel

The four-part special SNL50: Beyond Saturday Night gives fans an exclusive, behind-the-scenes look at the inner workings of the iconic late-night sketch show.

Meanwhile, Ladies and Gentleman… 50 Years of SNL Music will follow the star-studded journey through the show’s unforgettable musical moments and most iconic guests.

Cher and Edwards began dating in November 2022 after the couple met at Paris Fashion Week that year. As the vocalist previously revealed, a mutual friend gave her Edwards’ phone number.

Dishing on their age-gap relationship, the vocalist told Glamour UK in 2023 that ‘he’s kind, smart, hilarious…and we [kiss] like teenagers.’

In her memoir released in November 2024, the star revealed she lost her virginity at 14 to get revenge on her older boyfriend at the time.