|500 Days of Summer|
But if you really can't do that, you could print out a Valentine and cut it out. That's at least a half-hearted (heh!) attempt. And what better cards to cut out than the ones I made for the library* based on YA literature? Everyone loves that stuff. So here you go, you're welcome.
*The students had to guess what book they were referencing.
Catcher in the Rye, by J.D. Salinger
I'd Tell You I Love You, But Then I'd Have to Kill You, by Ally Carter
(Yes, literally the easiest one to figure out).
Matched, by Ally Condie
(The second easiest)
The Hunger Games, by Suzanne Collins
Heist Society, by Ally Carter
Twilight, by Stephanie Meyers