Simon Cowell Celebrates Birthday With Ex Terri Seymour Sitting on His Lap and With Pregnant Girlfriend, Lauren, No Where In Sight.

The TV Mogul celebrated his 54th birthday on Monday with his ex Terri Seymour well placed on his lap as he  partied with friends  and his pregnant girlfriend was no where in sight. Simon enjoyed a dinner at Sur in West Hollywood and then left the restaurant with Terri his ex seated on his lap in the backseat of the car. Simon and Terri have remained close friends since they split in 2008. Terri who wore a mini black dress seemed all flirty and giggly as she sat on his lap. See photos and video below.