 Lisa and Mel fall out over Sharon and also over Mel's increasing obsession with Louise's pregnancy.However, when Mel is killed Lisa is devastated and, genuinely believing Sharon killed Mel, she exposes to Phil the truth she learnt from a vengeful Mel that Phil is not Sharon's baby's father.She later begins a feud with Sharon and on the day of Mel's funeral, she bans the Mitchells from attending and reveals to the whole pub that Sharon's baby is not Phil's.