Sean Lock has been described as a "true original in both comedy and life" by his friend Lee Mack.
The TV star, known for his surreal content and deadpan style, died from cancer at the age of 58.
Lock was a team captain on Jimmy Carr's Channel 4 comedy panel show 8 Out Of 10 Cats and spin-off 8 Out Of 10 Cats Does Countdown.
READ MORE: Sean Lock from 8 Out Of 10 Cats dies from cancer aged 58
He also wrote and starred in the popular BBC sitcom 15 Storeys High.
Comedian Lee Mack, who is originally from Southport, paid tribute to his close friend, saying: "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."
A statement from his agent Off The Kerb Productions released earlier today said: "It is with great sadness that we have to announce the death of Sean Lock.
"He died at home from cancer, surrounded by his family.
"Sean was one of Britain's finest comedians, his boundless creativity, lightning wit and the absurdist brilliance of his work, marked him out as a unique voice in British comedy.
"Sean was also a cherished husband and father to three children.
"Sean will be sorely missed by all that knew him.
"We kindly request that the privacy of his family and children is respected at this difficult time."
Other comedians have flocked to pay their respects.
Ricky Gervais tweeted: "Such sad news. RIP the great Sean Lock. One of the funniest, most influential comedians of a generation. A lovely man."
Richard Herring said he was "gutted" by the news.
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