Original sentence: Wash's powerful vocals were lip synced in the videos to the above songs by C+C's Zelma Davis and Black Box's Katrin Quinol
Edited sentence: The ever consummate performer, Ms.Wash continues to tour the world and up-to-date information can be found on her official website www.Wash's powerful vocals were lip synced in the videos to the above songs by C+C's Zelma Davis and Black Box's Katrin Quinol (who continues to insist that she is Black Box's vocalist by listing the above songs under the "Discography" section of her own website)