After being reminded that it's Jason's birthday, Becky encourages her ex-boyfriend to have his celebrations at the boozer - promising plenty of beer and loud music.
As the party gets underway, there's simmering tension in the air at the pub as Maria has heard gossip that Carla and Frank are a couple following their night under the same roof.
When the situation leads to Chris getting violent with Frank, it's not long before the rest of the drunken punters get involved - sparking a massive brawl.
As Steve arrives home, how will he react to the scenes of chaos which greet him? And who will he hold responsible?
Coronation Street airs tonight at 7.30pm and 8.30pm on ITV1.
> Read more about Coronation Street's brawl scenes
> Read more about tonight's Coronation Street double bill