text: Sales of 'Shrek 2' DVD seeing green, possibly sinking 'Nemo' (USATODAY.com) USATODAY.com - The big green ogre may be about to reclaim his DVD sales crown from that little orange clown fish. Already the top-grossing movie of 2004, Shrek 2  is now the biggest DVD of the year after just the first three days of sales.