If you leave the skin on, you'll get off flavors and it will be harder for the yeast to get at the fruit's sugar.
Use a potato peeler.
You should take the stones out for the same reason.
Cleaning my daughter's bedroom is like a freaking archeological dig.
On deck: Apple Honey Ale, Barleywine, Belgain Golden Ale, Malt Liquor, IRA, Wit, Uinta Hazel Clone, Uinta Yard Sale Clone.