Jeremy Clarkson has joined in the Sheryl Underwood versus Sharon Osbourne feud.

The former Top Gear presenter has criticised the American comedian for claiming that she’s suffering from PTSD due to “trauma” following her on-air fallout with former co-star Sharon on stateside chat show The Talk.

The women came to blows after Sheryl hit out at Sharon’s defence of Piers Morgan’s scathing comments regarding Meghan Markle.

And not one to mince his words, Jeremy, 61, has branded 57-year-old Sheryl a “wetty”.

He said: “We were told last week that a woman who had an on-air clash with Sharon Osbourne about Piers Morgan’s observations on the royal family was claiming to have PTSD.

“Yup, she…