Who had a hit song in 1963 titled 'Hello Muddah, Hello Faddah'?

I remember listening to a friend's Alan Sherman album as a child and truly appreciating some of his humor. Spelling not withstanding, there was a particular song about an x-ray called I See Bones-but written in French. ici bon

Yana, I don't follow...

Not quite sure how the Kennedy assassination had anything to do with his drop in popularity.

I thought the song was funny.