Saturday Kitchen host Matt Tebbutt was left stunned after a guest chef made a less-than-complementary remark about his appearance. In Saturday's episode (October 5), Matt was joined by chef Theo Randall, actress Michelle Keegan and Mary McCartney, a vegetarian cookbook author and daughter of Beatles legend, Paul McCartney. Wine expert Olly Smith was also on hand to pair the dishes with the perfect drink.

Theo and Matt teamed up to prepare the first dish of the programme, cooking mussels and tagliatelle. Matt was quick to complement his co-chef as they entered the kitchen area, with Theo donning a khaki green shirt. "Nice top," he said, pinching Theo's arm.

"Nice texture." "Thanks very much," Theo replied, before hitting back with: "Can't say the same to yours." The remark left Matt stunned as he exclaimed "Really?", visibly aback by the comment.

Elaborating on his insult, Theo continued: "It's a bit tight, isn't it?", while pinching at Matt's clothing. The studio erupted into laughter as Theo walked away, and Matt turned to the camera, mouth agape as he insisted "it's not tight." While Theo went back to cooking, Matt couldn't get over the remark and continued to smile awkwardly and shake his head as he began chopping the parsley needed for the dish.

Eventually meeting Theo's eyes again across the kitchen, he questioned: "Is it tight?". Spotting Matt's insecurity, Olly Smith interjected with some positivity. "I think it's flattering," he jumped in.

"I'm going to change halfway.