By Alisha Buaya For Daily Mail Australia
Published: 01:17 GMT, 3 March 2020 | Updated: 01:17 GMT, 3 March 2020
Elizabeth Sobinoff's mother, Gillian, said she'd 'kill' Seb Guilhaus if he ever betrayed her daughter like Sam Ball did on last year's season of Married At First Sight.
And while this threat would send most men running for the hills, Seb understands why his wife's parents are so protective of her going into the experiment for a second time.
The 30-year-old personal trainer said on Talking Married that Elizabeth and her family had a 'traumatic experience' in 2019 so their attitudes aren't surprising.
'I knew I had to just be honest and open': Married At First Sight's Seb Guillhaus has spoken about the pressure of marrying returning bride Elizabeth Sobinoff after they tied the knot in Monday's episode
'Last year it was so traumatic, not only for Liz but for family as well,' he said.
'So stepping into the gladiatorial ring, I knew I had to just be honest and open, and they really did grill me.'
On Monday, Gillian questioned Seb about why he had been single for eight years, asked if he was 'two-faced', and demanded to know if he'd ever cheated on a ex.
Grilling: On Monday, audiences saw Elizabeth's mother grilled her new son-in-law on why he was single for a long time, if he was 'two-faced', his loyalty and if he had ever cheated on