Watch: KELLY CLARKSON Sings 'Crazy On You' With HEART

Singer and daytime talk show host Kelly Clarkson sang the HEART classic "Crazy On You" with HEART's Ann and Nancy Wilson on today's episode of "The Kelly Clarkson Show". Video of the rendition can be seen below.
Clarkson is one of the most popular artists of this era with total worldwide sales of mo...