Barry is the writer behind the Grammy-nominated and NSAI “Songs I Wish I’d Written” award for Tim McGraw’s “Diamond Rings and Old Barstools,”; he has co-penned two No. 1 singles for Little Big Town, “Pontoon” and “Day Drinkin’”; “Think a Little Less,” which hit No. 1 for Michael Ray; Ingrid Michaelson’s Top 40 smash “Girls Chase Boys”; and has an ever-growing list of country and pop successes.  But few actually know what it takes to get where he has gotten and in a very unco