I do...and I don't!

As Kat and Alfie get engaged, Peter and Lauren split...

- SARAH WATERFALL.

Two couples' futures change course at breakneck speed this week. But while Kat and Alfie couldn't be happier, it's the opposite for Peter and Lauren.

Both are under pressure. Firstly, there's Kat, who's in battle mode, absolutely gunning for Harvey for breaking Jean's heart and shattering the Slater family.

Having previously fired the cabby, when Harvey tries to buy a limo to start anew, Kat steals his idea! But who's the silent partner she's later forced to go into business with?