/close thread because you clearly cannot hear properly... she says "yes indeed" and pronounced Jessie's name correctly right at the start of the video.
Poor Jessie must have been pretty darn sick because I have NEVER heard her perform less than perfect. You can hear her straining here and she even sung "I'm losing my... voice"
Such bad timing to be sick too since Ellen is such a high profile appearance... but she made it work with the help of her backing singers...