The iconic 2004 romantic-comedy originally had a completely different ending, and Drew Barrymore is revealing the details. Fans fell in love with the movie that is celebrating its 20th anniversary this year. It is remembered for its humor, heart and strong chemistry between leading actors Drew Barrymore and Adam Sandler. It follows the unconventional love story between Lucy Whitmore, an art teacher with amnesia and Henry Roth, a marine veterinarian, who try to deal with falling in love while Lucy’s memory resets every day. The happy ending is something fans love the most about the film, so for…