By Olivia Wheeler Celebrity Big Brother has aired a first look at Fern Britton’s reaction to being saved from Tuesday’s brutal double eviction. It was revealed on Monday evening that Fern Britton, Zeze Millz and Marisha Wallace would be the next housemates to face the public vote. The trio joined Nikita Kuzmin, who courageously stepped forward and volunteered to take the killer nomination on Sunday night, meaning he would also be up for nomination. After a public vote, with viewers asked to vote for the housemate they wish to save from eviction, it was revealed that Marisha had been evicted an…