Tonight is the night that the truth is revealed - we finally find out who Kat's mystery lover is!
When Alfie comes face to face with the Branning brother who's been stabbing him in the back for MONTHS, he throws Kat into the street and out of his life... for good!?
Tune in from 7.30pm tonight to catch all the exciting revelations. @bbceastenders will be live tweeting as the drama unfolds!