Bristol Palin and Teen Mom OG castmates enjoy NYC girls' night ahead of season eight premiere

Teen Mom OG's upcoming season promises to be a must-watch.

The ladies of the reality show, which is going into its eighth run, gathered together for their first group photo in a social media shot shared Monday.

Amber Portwood's image featured newcomer Bristol Palin along with veterans Maci Bookout, Catelynn Baltierra, and fellow newbie Cheyenne Floyd. 

Mom's night! Teen Mom OG castmates Bristol Palin Maci Bookout, Catelynn Baltierra, and fellow newbie Cheyenne Floyd got together for an NYC girls night which they shared on social media Monday

Mom's night! Teen Mom OG castmates Bristol Palin Maci Bookout, Catelynn Baltierra, and fellow newbie Cheyenne Floyd got together for an NYC girls night which they shared on social media Monday

'Had a great night with these beautiful girls! Welcome New G's to the the OG sending all my love,' Portwood captioned the shot.

Bristol shared a similar image which she captioned: 'New G's' while Caitlynn wrote: 'Nice meeting you ladies.'

Palin's introduction to the series follows Farrah Abraham's departure in the middle of last season.

She cut ties with MTV over her work in the adult entertainment industry. She's recently started boxing.

Get together: Bristol shared a similar image which she captioned: 'New G's'

Get together: Bristol shared a similar image which she captioned: 'New G's'

Newcomer: Palin's introduction to the series follows Farrah Abraham's departure in the middle of last season

Newcomer: Palin's introduction to the series follows Farrah Abraham's departure in the middle of last season

Maci Bookout, who started her MTV saga on 16 And Pregnant, said she was happy to have the daughter of former Alaska governor Sarah Palin on the team.

'I really feel like I’m not gonna be mad about anybody joining because anybody’s better than Farrah,' she told Teen Mom 2 star Kailyn Lowry on her Coffee Convos podcast in August.

Also making her introduction to the series was Cheyenne, who wrote: 'OGs meet the new Gs fun night in NY!'

New girl: Also making her introduction to the series was Cheyenne, who wrote: 'OGs meet the new Gs fun night in NY!'

New girl: Also making her introduction to the series was Cheyenne, who wrote: 'OGs meet the new Gs fun night in NY!'

The reality persona was previously featured on MTV's Are You The One? and stepped in during last season of Teen Mom OG after Farrah Abraham's departure.

She shares a 16-month-old daughter named Ryder with Cory Wharton, who was featured on The Challenge: Rivals III.

Season eight of Teen Mom OG premieres October 1.

Outta there: Farrah Abraham (above September 7) was booted from the show last season for her job in the adult entertainment industry

Outta there: Farrah Abraham (above September 7) was booted from the show last season for her job in the adult entertainment industry

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