Article Photos: From the top: I don't mind being wrong about Greyson Chance 1/1

In this photo released by Warner Bros., talk show host Ellen DeGeneres welcomes YouTube sensation Greyson Chance from Edmond. Making his television debut, Greyson performs âPaparazziâ by Lady Gaga on Wednesday during a taping of âThe Ellen  DeGeneres Showâ in California. The episode is scheduled to air at 9 a.m. today.