Final photo of Annabelle Neilson: Kate Moss' BFF attended lavish Blenheim ...

Annabelle Neilson is pictured alongside best friend Kate Moss at a this month, just days before her sudden death at the age of 49.

The tragic star of Bravo's Ladies of London attended the lavish Blenheim Palace of her ex-boyfriend Lord Edward Spencer-Churchill along with Moss and numerous glamorous guests.

In the final photograph the brunette cuddles up to longtime pal Moss, 44, while wearing a shimmering gown as they pose along with two other friends including Poppy Delevingne.

Fun with friends: Tragic Annabelle Neilson is pictured alongside best friend Kate Moss at her ex-boyfriend's earlier this month, just days before her death at the age of 49

On July 7 Spencer-Churchill, who is the half-brother of the Duke of Marlborough, married German photographer girlfriend Kimberly Hammerstroem.  

Annabelle dated Spencer-Churchill on and off from 2002 to 2009 with the duo regular fixtures at red carpet events.

The details of the onetime model turned reality star's death have not been made available.

She is known for starring in two seasons of Bravo's Ladies of London from 2014 to 2015.

As well as counting Moss as a good friend she was also close with late designer and was the last person to see him alive. 

She was left devastated by his suicide in 2010.

Annabelle dated Spencer-Churchill on and off from 2002 to 2009 with the duo regular fixtures at red carpet events

Annabelle dated Spencer-Churchill on and off from 2002 to 2009 with the duo regular fixtures at red carpet events

'He was my brother, my boyfriend, my soulmate. Most of the time people called me Mrs McQueen. Quite often we were sharing a bed,' she told the Daily Mail in 2015.

'The truth is I was happier with Lee than with anyone else. He asked me to marry him towards the end and I said no. I wish now that I had

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