 Derek tells Honey that he is concerned about her children's welfare due to the presence of the drugs and implies that Jay might be a danger to Janet and William, causing Jay to decide to move out of the flat.After Jay's home assessment discovers he is living with an underage Louise (now played by Tilly Keeper) at Phil's house, Derek visits Sharon Mitchell (Letitia Dean) and despite Sharon insisting that she and Phil trust Jay, Derek tells her if Jay does not move out, Louise may have to be taken into care as her needs come first.Marco Bianco, played by Bart Ruspoli, is the interior designer who redesigns the flat above The Queen Victoria pub for Peggy Mitchell (Barbara Windsor).