By Laura Carreno Emmerdale viewers are convinced newcomer Ella Forster may share a connection with Graham Foster as they predict he could come back from the dead. Theories have been rampant since former Coronation Street actress Paula Lane made her arrival in the eponymous ITV village and as her on-screen alter ego grows closer to Liam Cavanagh, soap fans are desperately trying to rumble what she’s really up to. The surgery secretary has been shrouded in mystery since her Dales debut and her surname, which is similar to Graham’s, left fans suggesting she could be his daughter or even another o…