"I had it in the back of my head that I'd always wanted to quit before I was 25, so I quit actually three days before my birthday... I was definitely cranky and I was not very nice for probably two weeks. I used one of those patches and after a little while it started giving my arm a rash, so I just took it off... I was 16 or 17 (when I started)." Actress/singer Rumer Willis found it relatively easy to quit smoking.