Memes are the unsung heroes of post-break-up life: they take your pain, slap some humor on it, and suddenly you're laughing at your own misery. Whether you're nursing a broken heart or just in it ...

Her string of hits -- "Breathe Again," "Another Sad LoveSong," "You Mean the World to Me," and the chart-topping"Un-Break My Heart"- inspired the sale of several million copies of hertwo albums.