Vogue Williams accidentally lets slip she's expecting a baby BOY with fiancé Spencer Matthews

She's shortly set to welcome her first child with her fiancé Spencer Matthews.

And Vogue Williams was left red-faced when she accidentally revealed the sex of their unborn baby during a TV interview on Wednesday night.

The Irish model and DJ, 32, was appearing on RTE One's Cutting Edge in her native Dublin when she made the surprise admission.

Oops:  Vogue Williams was left red-faced when she accidentally revealed the sex of her unborn baby during a TV interview on Wednesday night -

Oops:  Vogue Williams was left red-faced when she accidentally revealed the sex of her unborn baby during a TV interview on Wednesday night

Discussing how she was coping with pregnancy, Vogue told the panelists: 'I'm not eating for two people. My baby is the size of an heirloom tomato today, I Googled it.'

Host Brendan O'Connor quizzed her: 'A little tomato... Is it happy in there right now on television?'

Vogue quipped: 'He's delighted with himself!'

Happy families: The star is shortly set to welcome her first child with fiancé Spencer Matthews, who proposed two months ago

Happy families: The star is shortly set to welcome her first child with fiancé Spencer Matthews, who proposed two months ago

Unintentional: The Irish model and DJ, 32, was appearing on RTE One's Cutting Edge in her native Dublin when she made the surprise admission

Unintentional: The Irish model and DJ, 32, was appearing on RTE One's Cutting Edge in her native Dublin when she made the surprise admission

Slip of the tongue: Vogue laughed nervously and hid her face in her hands after her faux pas

Slip of the tongue: Vogue laughed nervously and hid her face in her hands after her faux pas

'Is he? So it's a boy?', the presenter asked her, prompting Vogue to laugh nervously and hide her face in her hands.

As the audience gave her round of applause, the fitness-loving star cackled, 'I hate you! I knew I would do it!'

'It was that easy. I thought I was going to have to go in from different angles. You fell at the first hurdle!', Brendan joked.

Head over heels: Vogue and former MIC star Spencer have been together since January 2017 after meeting on reality show The Jump

Head over heels: Vogue and former MIC star Spencer have been together since January 2017 after meeting on reality show The Jump

'Maybe it's a boy, maybe it's a girl. Is it too late?!', a blushing Vogue said.

Vogue and ex-Made In Chelsea star Spencer announced their pregnancy last month, one month after revealing their engagement.

They have been together since January 2017 after meeting on reality show The Jump.

Covering her tracks: 'Maybe it's a boy, maybe it's a girl. Is it too late?!', a blushing Vogue said

Covering her tracks: 'Maybe it's a boy, maybe it's a girl. Is it too late?!', a blushing Vogue said