STAGE TUBE: Susan Boyle Sings 'I Know Him So Well' with Elaine Paige

As previously reported, hot off the heels of her highly anticipated CD, which has become the most pre-ordered album of all-time, Susan Boyle, starred in an original one-hour television special exclusively on TV Guide Network.

During the special, she sang a duet of "I Know Him So Well" from CHESS with Elaine Paige and we've got the clip!

The worldwide premiere of "I Dreamed a Dream: The Susan Boyle Story" aired on Sunday, December 13 at 9:00 p.m. on ITV1 in the UK featuring the London Cast of Les Miserables, followed by the exclusive North American premiere on TV Guide Network at 8:00 p.m. ET/PT. The show celebrated her journey from a small village in rural Scotland to international fame and fan-fare following her inspiring performance on "Britain's Got Talent", the British reality competition series executive produced bySimon Cowell that rocketed Susan Boyle to superstardom.