But will she say yes? Or will Billy be left absolutely heartbroken and embarrassed?
Could the idea of having to face Mitch after being turned down be too much for EastEnders’ long-time resident?
Karen will have a big decision to make, but with so much turmoil in her and her family’s life at the moment, this could just be one step too far.
Could viewers be about to see their relationship torn apart when they come back from their filming break in September?
EastEnders can be streamed on BBC iPlayer and BritBox.