TV presenter Davina McCall said: “This is terrible… Love you so much x (kiss) call (you) tomorrow.”
On Sunday, Marnoch gave an update on his condition saying he was in “a lot of pain and (his face is) swollen”, as he gave thanks for the “outpouring of support”.
He also said he was at home with his dogs and partner Stavros Agapiou, where he was being “looked after”.
The DJ is a regular feature of red carpets, attending events with reality TV star Gemma Collins and singer and actress Claire Sweeney.
In a statement, a Kent Police spokesman said: “(It) is investigating the report of an assault at the Lido Leisure Centre in Ethelbert Terrace, Margate.
“It is alleged a man in his 50s was working as a DJ at the premises when he was assaulted by another man between 1.15am and 1.37am on Saturday 14 December 2024.
“Patrols and paramedics attended the scene and the victim was treated for facial injuries. He subsequently went to hospital for further medical attention.”