Gavin's in for a shock as his mum pays a surprise visit. Katie takes on the staff's appraisals. And she doesn't hold back when it comes to Colin.

Gavin's out for answers when there's a fire during the night shift. Meanwhile, Lisa tries to make Colin's childhood dream a reality.

Gavin's got some serious amends to make after Lou uncovers his devious plan. Brian gets more than he bargained for when he opens a pharmacy consultation room.