You don't have much time left before you need to present something tomorrow! Here are some quick last minute ideas!
Dip strawberries in chocolate to make ladybugs! (p.s. I love the love stinks one!!!) Source and tutorial
Print some photos out tonight and adhere to craft paper and make quick and personal heart garland! Source and tutorial
Great last min idea - use cookie cutter on watermelon to create hearts then slice up or oranges and put on toothpicks for an arrow! Source and tutorial