Diane summons Marty home to try to get her pregnant, but Brigid turns up on a planting mission. Robbie asks Jacqui out, but she says it is too soon after Nathan. Steve and Max both have invitations for Katrina, but whose will she accept? Mike tells Rachel she must choose between him and Sinbad. Dave accidentally gets engaged to Bev, and Shelley and Lindsey sleep together.