Sophie Monk puts on a busty display in sheer gown while Sam Armytage shows off her trim figure in black as they as she join Nine's biggest stars for Upfronts 2027

Channel Nine stars turned out in force on Thursday as they attended the annual Upfronts in Barangaroo at the edge of Sydney CBD. 

Sophie Monk put on a busty display as she walked the red carpet in a $489 chocolate gown by Effie Kats. 

The low cut frock featured a sheer maxi skirt and scooped neckline, which the Love Island host, 46, took full advantage of. 

The blonde beauty added a soft wave to her long tresses and rocked a glossy pink lip.  

Samantha Armytage kept things simple and classy with a black blouse featuring a bow detail at her neck.

The Golden Bachelor host, 50, paired the frock with a pair of high-waisted black slacks and peep-toe heels.

Opting for a minimal makeup look, the presenter accessorised with a silver clutch and watch.  

Allison Langdon stepped out in a black number by Camilla and Marc, worth $850.

The A Current Affair host, 47, opted for a conservative neckline with a playful fringe creating a midi silhouette.

She added a pair of simple black heels to the look. 

Sports presenter Danika Mason flaunted her baby bump in a dark plum maxi dress, which she paired with a set of sandal heels.

The TV star, 35, shared in June that she and boyfriend Liam Knight are expecting their first baby together.  

The former Bachelor star and Life Uncut host Brittany Hockley, 39, put on a leggy display in a mini dress by L'idée, which retails for $612.

She paired the champagne frock with silver sandal heels and slicked her brunette tresses back into a long braid.

At one point, she stopped to pose for photos with her MAFS: After The Dinner Party co-host Jules Lund. 

The Block hosts Shelley Craft and Scott Cam were all smiles as they walked the red carpet together. 

Shelley, 50, opted for a chocolate brown satin set, with a high neck and bow-leg slacks. 

She paired the look with a simple set of black pumps as she posed for photos next to her longtime co-star.

Scott, 63, opted for a simple grey tweed jacket over an olive green button-up and black slacks. 

Fellow Block star Shaynna Blaze opted for an all black ensemble.

The TV interior design judge, 63, slicked her blonde tresses back in a sleek up-do, adding a smoky eye and heavy blush to her visage. 

Australian actor Rodger Corser, 53, followed closely behind with a black suit jacket and grey jeans.

Jelena Dokic, 43, was chic in black, with the former tennis champion showing off her trimmed down figure in a frock that skimmed her toned physique. 

It comes after Channel Nine confirmed its new Today show hosts.

Sylvia Jeffreys and Tom Steinfort will replace Karl Stefanovic and Sarah Abo after Abo announced her shock departure on Wednesday.

Abo, who has been on maternity leave, had been hosting alongside a series of guest co-hosts since Stefanovic left in June.

Steinfort will replace Stefanovic, while Jeffreys will take over when Abo permanently departs at the end of the year.

Nine confirmed the news in a statement, saying the appointments follow 'extensive research, viewer behaviour and audience feedback'.

As a result of the reshuffle, Belinda Russell will permanently join David Campbell as co-host of Today Extra.

Nine also confirmed Alicia Loxley will continue anchoring Melbourne's 6pm weeknight bulletin on 9News Melbourne.

The new Today hosting team is set to appear on air from 5.30am on September 18.