Sean Lock has died of cancer, aged 58.
The comedian passed away at home, surrounded by his family.
He would have been best known for appearing on panel shows such as 8 Out Of 10 Cats and 8 Out Of 10 Cats Does Countdown.
Lock also starred in the sitcom 15 Storeys High.
Irish comedian Dara ÓBriain is among those paying tribute:
This is desperately sad news. Such a brilliantly funny man. https://t.co/SINgJqvkFI
— Dara Ó Briain (@daraobriain) August 18, 2021
Sean's friend Lee Mack said: "I've known this day was coming for some time, but it's no less heart-breaking. "A true original both in comedy and life. I will miss him so much."
Eddie Izzard says Sean "brought a wonderful comedic talent to the world and will be missed."