Dancing with the Stars: Katherine Jenkins & Mark Ballas's Postcards from LondonThe pair take a break from rehearsals that have left Jenkins "aching in places I didn't know it was possible to ache in"

MAKING THEIR 'MARK'

"I hope as a musician that I have some rhythm!" says Jenkins, whose only dance experience is from tap lessons as a little girl. "I can't actually believe that I'm being taught to dance like this. It's such a wonderful gift."