Glee star Kristin Chenoweth on her Royal Albert Hall gig
11 July 2014 Last updated at 11:15 BST
Kristin Chenoweth is best known to TV audiences for her roles in Glee and The West Wing.
However before stepping in front of the camera she has had a successful Broadway and recording career.
She is about to return to the London stage with a one off gig at The Royal Albert Hall.
But before that she has spoken to BBC Breakfast about one of her most famous Broadway roles, as the good witch Glinda in Wicked.