Turns out the registered trademark for Change Rocks(TM) belongs to a 19-year-old from upstate New York and his product line of interchangeable rings, and he doesn't want Obama selling any t-shirts.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.
Got a confidential tip? Submit it here.