Tracy's behaviour has been eating her up and may not have continued if Leyla - who caught her friend stealing - hadn't tragically died in the limo crash before she could help.
In the shop, after pinching some more cash, the desperate mum panics when Pollard says he's got to look at the books. When her elderly boss, who is living with Parkinson's, goes on to blame himself for the loss, Tracy confesses to her sister.
'Vanessa's disgusted by Tracy's choices and her behaviour. She's a very moral character and always thought Tracy was,' says Amy Walsh, who plays the guilty mum. Later, Tracy replaces the missing takings...