Patricia Louise "Pat" Butcher, also occasionally referred to in the British media as Fat Pat, is a fictional character from the BBC soap opera "EastEnders",which aired in 2004, Pat was also portrayed by Emma Cooke in a soap 'bubble' "Pat and Mo: Ashes to Ashes", delving into her past with sister-in-law Mo Harris, played by Laila Morse, an English actress,whose given name is Maureen "Mo" Oldman, born on which date?