The Vow. This movie came out just before Valentine's Day and was a surprise box office hit. Simple poster design conveys the romance of the movie. You can only pull this off with 2 hot actors like Rachel McAdams and Channing Tatum though
Terminator Day Arnold Schwarzenegger, Robert Patrick, Linda Hamilton (The cyborg who once tried to kill Sarah Connor must now protect her teenager son, John Connor, from an even more powerful and advanced cyborg.