The character has also become a prime suspect in the murder of Sharon's hated boss Eddie Royle (Michael Melia); sparked a longstanding feud with her best-friend Michelle Fowler (Susan Tully); clashed with Peggy's campaign rival George Palmer (Paul Moriarty); developed a close friendship with local shopkeeper Nigel Bates (Paul Bradley); formed a conflict with Sam's former boyfriend David Wicks (Michael French); slept with David's wife Lorraine Wicks (Jacqueline Leonard) they secretly harbored feelings for each other; cheated on Tiffany by having an affair with her mother Louise (Carol Harrison); triggered a rivalry with his archenemy Beppe di Marco (Michael Greco); disputed with Beppe's younger brother Gianni (Marc Bannerman); worked with Palmer's daughter Annie (Nadia Sawalha) on a jointed business venture at the local gym; established an antagonistic business partnership with Phil's would-be sworn nemesis, Steve Owen (Martin Kemp); had a one-night stand with Phil's estranged wife Kathy Beale (Gillian Taylforth); exonerated Sam for the murder of Sharon's adopted father, Den (Leslie Grantham), by proving to his ex-wife that her stepmother Chrissie (Tracy-Ann Oberman) was responsible for the crime; teamed up with Phil to confront their mother's gangland enemy, Johnny Allen (Billy Murray), and get justice for the death of Sharon's adopted brother-turned-second husband Dennis Rickman (Nigel Harman) in the Get Johnny Week scenario; infuriated Kathy's son Ian (Adam Woodyatt) after sleeping with his eventual lover Jane (Laurie Brett) prior to their wedding; ended his third ill-fated marriage to Carla (Christianne Oliveira) upon learning that she turned him against Courtney; and discovered that he is the father of Michelle's secret son, Mark (Ned Porteous), in light of coping with losing his mother Peggy to cancer.