David contemplates fleeing Walford again after Michael's scheme to plant stolen goods in Derek's flat goes awry - but his decision leaves Carol with a huge dilemma. Nope, I can't get past them having it off on Pat's deathbed either. Mandy tells Ricky a shocking secret about their past (she had a baby for Ricky became an angel after a day), Ian's problems mount when (someone purporting to be) Lucy returns to the Square, and Tyler is unsure what to do when a distraught Whitney seeks his support.