Past, Present, Future

Not many people actually know this but I have three heads, each one as nervous as the other, One head focuses on the past, one on the future and the third is supposed to focus on the present but is too busy dealing with the problems of the other two heads.
There are other people with three heads who use each one to their advantage, like Miss Dolly Parton, Check out this video to see Tri-Dolly Action.