THE devastated fiancee of missing Anthony Knott, 33, has made an emotional appeal as she says her family are "fearing the worst".
The dad-of-four was last seen at The Lamb pub on Fisher Street in Lewes on Friday, December 20.
The firefighter and semi-professional footballer was last seen enjoying a pub crawl with colleagues but lost touch with his colleagues around 7.30pm Friday night.
His fiancee, Lucy says he hasn't used his phone since.
She today made a heartfelt appeal, begging for information on Anthony's whereabouts.
In a video message, posted to Twitter by Sussex Police she says: "This is completely out of character.
"He is a family man he loves his kids, he loves his friends, he loves his job."
Looking heartbroken, Lucy adds: "It's Christmas.
"This isn't something that he would intentionally do. He wouldn't want to stay away.
"That's why we're extra worried because it's just not like him.
"We're just thinking the worst because he just wouldn't do this to us."
And earlier today, emergency services were scanning rivers around Lewes reports The Argus.
Coastguards took to rivers to search for missing Anthony.
An East Sussex Fire and Rescue Service spokesman said: "We know lots of you want to help search for our London Fire Brigade colleague Anthony Knott, but please don't put your own safety at risk, especially near the river in Lewes."
The missing 33-year-old is described as white, around 5 ft 8 with dark hair and was wearing a black long-sleeved top, dark denim jacket and dark jeans with black shoes.
His disappearance of is described as "very out of character" as friends say they are "really worried."
A heartfelt message on a missing poster reads: "Anthony we are here for you whenever you are ready; we can listen, talk you through what help you need, pass [on] a message for you and help you to be safe."
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Another heartbroken family friend wrote on Facebook: "We need to find Anthony, his children need their father home, his Fiancée needs her soulmate home, his brothers want their brother home, his parents want their son home & we all want him to come home ! "
Anyone who may have seen Anthony or who knows of his whereabouts is asked to contact Sussex Police online or by phoning 101, quoting serial 727 of 21/12.
Police also urge anyone who knows if Anthony is ill, injured or thought to be in danger to call 999 immediately.