By Olivia Wheeler EastEnders fans are convinced there is going to be a new explosive whodunnit on the BBC One soap. Soap fans will recall that over the festive period, The Six – made up of Denise Fox, Stacey Slater, Suki Panesar, Linda Carter, Sharon Watts and Kathy Beale – grouped together to cover up a murder. During the explosive episode, Suki’s abusive husband Nish Panesar tried to stop her from leaving him for lover Eve Unwin as he got aggressive. The Six stepped in, where Denise whacked him over the head with a Champagne bottle. After thinking he was dead, he was able to be revived but d…