This is inspired by an article about Taylor Swift, which contains the following:
So Taylor Swift may not be dealing with hampering toils of life — coming up with rent or job hunting in this economy like the rest of us — but where amore and being a mega-star is concerned, she has been through the ringer.A person hasn't been "through the ringer." He or she has been "through the wringer." Probably younger people don't know what a wringer is. Here's a picture of what the phrase means, from Sleep and Salami.