With thanks to the wonderful Inside Soap magazine, we can reveal that Tina and Graeme's relationship kicks up a notch when Coronation Street's oddest couple end up in bed together.Not only that but when Graeme tells David Platt that he and Tina are now a couple, he has to take drastic measures to stop David getting angry. And so Graeme handcuffs David to the radiator in Gail's house as he tells him he's now dating his ex-girlfriend. Expect fireworks, folks, a broken radiator and David's broken heart.