By Olivia Wheeler EastEnders aired the explosive aftermath of Nadine Keller’s baby lie on Thursday night. Only recently, viewers learnt that Nadine is faking her pregnancy and tricking Jay Brown with the truth finally exposed on Wednesday’s episode thanks to newcomer Stevie Mitchell, who is Billy Mitchell’s estranged father and made an unexpected arrival earlier this week. After witnessing a meeting between Nadine and a girl called Olivia, where she handed over the money Jay had given her for a “flat deposit” and readjusted her fake bump, Stevie confronted her to which Nadine gave him a wad of…