Judging by all the couples we see wearing matching outfits or sharing a single order of french fries, people do crazy things when they're in love.
But one crazy thing you might want to reconsider doing? Foolhardily scribbling your names in a heart on a tree or bathroom stall to let everyone know that the two of you are totally going the distance as a couple.
Sure, it's a time-honored gesture of love, but as the photo below illustrates, "4ever" doesn't always last:
Maybe they should have waited, like, a month before writing that.