Martha Kalifatidis and her mother Mary look the spitting image of each other

She made her big debut on Big Brother on Tuesday night.

And newly minted reality star Mary Kalifatidis was spotted spending some downtime with her Married At First Sight daughter Martha ahead of the premiere of the show on Monday.

Martha was the spitting image of her mother as the pair made their way back from Bondi Beach after going for the swim.

They could be sisters! Married At First Sight’s Martha Kalifatidis and her Big Brother star mother Mary looked the spitting image of each other as they enjoyed a day at Bondi Beach on Monday 

The two women wore shorts as they made the most of the last days of warmer weather.

Martha wore a oversized sweater on her top half and pounded the pavement barefoot.

Meanwhile, Mary donned a white singlet with her shorts and slipped a pair of runner thongs on her feet.

Lapping up the sunshine: The two women wore shorts as they made the most of the last days of warmer weather

Lapping up the sunshine: The two women wore shorts as they made the most of the last days of warmer weather

Keeping cosy: Martha wore a oversized sweater on her top half and pounded the pavement barefoot

Keeping cosy: Martha wore a oversized sweater on her top half and pounded the pavement barefoot

Barefaced beauties: Both women showed off their natural beauty as they went makeup free for the swim

Barefaced beauties: Both women showed off their natural beauty as they went makeup free for the swim

Barefaced beauties: Both women showed off their natural beauty as they went makeup free for the swim 

Mary Kalifatidis is joining the Big Brother house along with the new group of housemates.

And on Tuesday, fans of the show flocked to Twitter to share their excitement at the 55-year-old joining the reality show.

The ‘power mum’ was forced to embark on a fake 24-hour flight before entering the Big Brother compound. 

Ladies of leisure:

Ladies of leisure: 

Power mum in the house! Big Brother fans are already calling Martha Kalifatidis' mother Mary 'iconic' and labelling her a 'favourite' after she joined the house on Tuesday

Power mum in the house! Big Brother fans are already calling Martha Kalifatidis’ mother Mary ‘iconic’ and labelling her a ‘favourite’ after she joined the house on Tuesday

Joining her was AFLW star Jess Trend, makeup artist Charlotte Hall, basketball player Marley Biyendolo, magician Christopher Wayne, and students Ari Kimber and Tilly Whitfeld. 

One tweeted: ‘Mary Kala, Martha from MAFS’ mum is going to be ICONIC on Big Brother.’ 

‘Agreed… she’s so funny. Love her pre-house already,’ another shared. 

Another quoted the Greek beauty on the flight: ‘”I don’t want to waste my wine” I can tell Mary is gonna be a fav.’

Winning fans! One tweeted: 'Mary Kala, Martha from MAFS' mum is going to be ICONIC on Big Brother.'

Winning fans! One tweeted: ‘Mary Kala, Martha from MAFS’ mum is going to be ICONIC on Big Brother.’

Already making moments: 'We're really foreshadowing Mary being Martha from MAFS' mum with this shaky airplane wine spillage,' a third shared, referring Martha's iconic confrontation with Cyrell Jimenez on season six

Already making moments: ‘We’re really foreshadowing Mary being Martha from MAFS’ mum with this shaky airplane wine spillage,’ a third shared, referring Martha’s iconic confrontation with Cyrell Jimenez on season six

Living life: Speaking to host Sonia Kruger before entering the house, Mary said: 'I'm 55, so I don't have much time, so I've got to do everything now'

Living life: Speaking to host Sonia Kruger before entering the house, Mary said: ‘I’m 55, so I don’t have much time, so I’ve got to do everything now’

‘We’re really foreshadowing Mary being Martha from MAFS’ mum with this shaky airplane wine spillage,’ a third shared, referring Martha’s iconic confrontation with Cyrell Jimenez on season six.

Speaking to host Sonia Kruger before entering the house, Mary said: ‘I’m 55, so I don’t have much time, so I’ve got to do everything now.’ 

‘Are we going to Europe?’ Mary playfully asked her co-stars as she made her way into the fake plane.

On their way: 'Are we going to Europe?' Mary playfully asked her co-stars as she made her way into the fake plane

On their way: ‘Are we going to Europe?’ Mary playfully asked her co-stars as she made her way into the fake plane

Cheers! 'Welcome to BB Air. Please take your allocated seat,' said Big Brother. Upon taking their seats, Mary (right) decided to propose a toast to her fellow housemates

Cheers! ‘Welcome to BB Air. Please take your allocated seat,’ said Big Brother. Upon taking their seats, Mary (right) decided to propose a toast to her fellow housemates

‘Welcome to BB Air. Please take your allocated seat,’ said Big Brother.

Upon taking their seats, Mary decided to propose a toast to her fellow housemates.

Mary is no stranger to reality TV as her daughter, Martha Kalifatidis, featured on Married At First Sight in 2019. 

The reality TV mother also has a growing social media audience, currently with 50,621 followers.

Her star is rising! Mary is no stranger to reality TV as her daughter, Martha Kalifatidis (right), featured on Married At First Sight in 2019. The reality TV mother also has a growing social media audience, currently with 50,621 followers

Her star is rising! Mary is no stranger to reality TV as her daughter, Martha Kalifatidis (right), featured on Married At First Sight in 2019. The reality TV mother also has a growing social media audience, currently with 50,621 followers