Ian McKellan: Lord of the Twinks

7/1/2008 1:58 PM PDT BY TMZ STAFF
Holy Shire! Don't tell Frodo, but Gandalf the WHITE went for a dip with his very own hobbit!

With nips erect, 69-year-old Sir Ian McKellan attempted to sun his bloodless, porcelain skin while cooling off in the Mediterranean with a young pal. X-men united!