Chance the Rapper makes a surprise appearance at the Gray

Chance the Rapper makes a surprise appearance at the Gray Goose party in Sydney

Chance the Rapper surprised Sydney’s social scene by playing a mini-concert at an exclusive party on Thursday.

When the city’s beautiful young people gathered at Gray Goose’s elite Vive La Vodka event, few could have predicted the Grammy-winning surprise.

The likes of Imogen Anthony, The Bachelor’s Bella Varelis and Brent Vitiello gasped as the rap superstar suddenly took the stage at the stunning Calyx in the Royal Botanic Garden.

Imogen Anthony made sure all eyes were on her in a racy maxi dress.

She showed off her fit body in the racy black dress with a plunging neckline and cutouts around the waist.

Chance the Rapper surprised Sydney's social scene by playing a mini-concert at an exclusive party on Thursday (pictured).

Chance the Rapper surprised Sydney’s social scene by playing a mini-concert at an exclusive party on Thursday (pictured).

When the city's beautiful young people gathered at Gray Goose's elite Vive La Vodka event, few could have predicted the Grammy-winning surprise

When the city’s beautiful young people gathered at Gray Goose’s elite Vive La Vodka event, few could have predicted the Grammy-winning surprise

The glamorous model appeared to be in good spirits and was once seen posing with two martinis in her hand.

Bachelor star and influencer Bella Varelis looked chic in a low-cut beige crop top, which she paired with a white skirt and an oversized trench coat.

She completed her look with a Louis Vuitton handbag slung over her shoulder.

The American star posed alongside two glamorous Gray Goose models

The American star posed alongside two glamorous Gray Goose models

Imogen Anthony made sure all eyes were on her in a racy maxi dress

Imogen Anthony made sure all eyes were on her in a racy maxi dress

The glamorous model appeared to be in good spirits and was once seen posing with two martinis in her hand

The glamorous model appeared to be in good spirits and was once seen posing with two martinis in her hand

The sighting comes just days after Bella sparked rumors that she had rekindled her relationship with her model ex, Will Stokoe, after they were spotted out for lunch.

Organized by creative PR and marketing agency Tropicool, the event attracted numerous reality TV stars, models and influencers.

The Grammy winner is in Australia speaking at SXSW Sydney.

He has spoken alongside a bevy of other A-listers including Naomi Watts and Nicole Kidman.

Bachelor star and influencer Bella Varelis looked chic in a low-cut beige crop top, which she paired with a white skirt and an oversized trench coat

Bachelor star and influencer Bella Varelis looked chic in a low-cut beige crop top, which she paired with a white skirt and an oversized trench coat

Amy Castano also cut a stylish figure, dressed in a blazer suit jacket and strappy heels.  She was joined by her soccer star boyfriend Aaron Evans

Amy Castano also cut a stylish figure, dressed in a blazer suit jacket and strappy heels. She was joined by her soccer star boyfriend Aaron Evans

Laura Csortan was also dressed to impress.  The glamorous TV presenter looked chic in a black dress with a cutout around the waist

Laura Csortan was also dressed to impress. The glamorous TV presenter looked chic in a black dress with a cutout around the waist

Former MAFS groom Brent Vitiello looked stylish in a button down shirt which he paired with black trousers and boots

Former MAFS groom Brent Vitiello looked stylish in a button down shirt which he paired with black trousers and boots

Tennis star Dylan Alcott was also in attendance

Tennis star Dylan Alcott was also in attendance

Instagram sensation Sabrina Treffiletti looked pretty dressed all in pink

Instagram sensation Sabrina Treffiletti looked pretty dressed all in pink

Model Lucas White Smith and Jordan Simi were also spotted posing for photos at the party

Model Lucas White Smith and Jordan Simi were also spotted posing for photos at the party

Lachlan McLean also looked good

Lachlan McLean also looked good