You don't need an apostrophe for its; it's already possessive.
Innovation at its finest.
CONTACT: Email me at email@example.com or firstname.lastname@example.org. Also, my Twitter handle is EDITORatWORK.
Entries from The Dog Blog
Blog entries from The Auto Racing Journal
(a book of great stories about the Intimidator)
(the book of great NASCAR stories)
More blog entries by Tom Gillispie