What song am i thinking of?

there is a song that was on americas got talent last week. right
after the parrot skit.

It was an older song and it's of a guy singing high pitched about why
don't you love me anymore?

parts i think i heard:
why dont you love me why dont you love me why dont you love me any
more
i can be ... i can be... i can be anything you'd like
sha la la la sha la la la sha la la la la la

i've also heard this in a movie before... plz help
thanks