Come on, get happy! As will anybody in receipt of the lovely Square Size: Optimisms - Make Me Happy Valentine's Day Card. Joyful sentiments are expressed on the front of this colorful card against a turquoise background adorned with bright blue, red, olive and green flowers and vines. While the pale blue interior of the arty card has more happiness and a red heart. Sure to put a smile on the face of anyone gifted this special, joyous card on the most gleefully romantic day of the year.