NO it is not a HAPPY moment. It is a terrifying moment. Happiness may or may not come later. You'll be happy if you made the right choice which you will never know in the present. Letting go can also be the most devastating thing.
I understand the simile of trouble melting like a lemon drop. Laughter falling like a lemon drop? The next time I trip I'm going to yell out, "Like a lemon drop, baby!" (It will be the new "like a boss.") Meanwhile, would love this as a classroom poster.