We have a feeling Simon Cowell will be in the doghouse with his baby mama Lauren Silverman when she sees these pics of his ex, Terri Seymour, sat on his lap in the back of a car after a night out. And judging by Si's reaction, he knows he will be too! The pair - who previously dated for six years before splitting in 2008 - were snapped getting cosy in the back of a car after celebrating his 54th ...