This man was replaced by Steve Whitmire after his 
This man was replaced by Steve Whitmire after his death from pneumonia, and, in a tribute to him, his creations asked who he was and then sang "Just One Person." His funeral featured a jazz band and spontaneous singing, but his most famous character sat on his casket with a sign saying "I lost my voice." He had actually been the voice of two characters: one was famous for singing "I Don't Want to Live on the Moon" and "Rubber Duckie," while the other sang "Rainbow Connection" and "It's Not Easy Being Green." FTP, identify this children's television pioneer who created Ernie for Sesame Street and Kermit the Frog for The Muppet Show.
This man was replaced by Steve Whitmire after his death from pneumonia, and, in a tribute to him, his creations asked who he was and then sang "Just One Person."
Jim {Henson}