KFC puts high pitched tone in ad for kids

I personally still have no inclination to head over to
KFC for some chicken, but the buzz about the commercial did get around to me. I could not hear the tone when the ad played on TV (though I will listen for it again) but in the YouTube version it is really easy to notice. As silly and gimmicky as this is, it does get people talking, who might otherwise not talk about KFC at all, ever. Like me. Well except for that time that hundreds of rats were running around in a KFC restaurant, here in NYC: