She has provided plenty of controversy on-and-off screen while competing on My Kitchen Rules this season.

And on Wednesday, Betty Banks took to Instagram cosying up to busty babe Barbara Nguyen who she called 'my girlfriend.'

The 27-year-old cut a glamorous figure as she wrapped her arms around her gal pal for a mirror selfie before heading out for dinner.

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'Hey everyone! It's my girlfriend': My Kitchen Rules' Betty Banks cuts a glamorous figure as she cuddles up to a busty woman Barbara Nguyen in latest Instagram snap posted on Wednesday

The raven-haired beauty flaunted her ample cleavage in a plunging black playsuit, as the amateur cook leaned in for the picture.

Betty captioned the upload: 'Hey everyone! It's my girlfriend's birthday! Happy birthday babe! Thanks for always keeping it real.'

While she used 'hashtag love' and 'hashtag girlfriend' in her post, she's clearly stated her relationship with MKR cooking partner David Vu as 'hashtag just friends'.

'Hashtag girlfriend': Betty used the hashtag 'girlfriend' to describe her gal pal, while wishing her a happy birthday

'Hashtag JUST friends': The tattooed model has clearly stated her relationship with MKR cooking partner David as being 'hashtag just friends' on the series

The pair met each other in a body piercing parlour eight years ago, with David admitting in the show's promo: 'My first impression of Betty, was that she was hot!'

While they played up on their 'just friends' team name by calling each other 'bro' and 'sis' in previews released before the season began, David hinted he may have wanted something more in an interview with Yahoo! earlier this year.

Betty and David were asked if they'd ever date each other, to which David smiled and responded: 'We’re both single now… so we’ll see what happens.'

'My first impression of Betty, was that she was hot!' David praised Betty's appearance in the show's promotional videos and even suggested 'We’re both single now… so we’ll see what happens' when asked about dating the social media infulencer

However, Betty scoffed at his suggestion: 'Yeah, it’s not going to happen.'

The pair are fan favourites on the cooking show, with their instant restaurant Anchor & Palms specializing in Southeast Asian cuisine.

My Kitchen Rules returns Easter Monday on Channel Seven