Most people these days have that person in their phone saved as 'Satan,' or a similar person who you really, really don't want to hear from. Maybe they cheated or maybe they ghosted you. But chances are when you hear from these exes, you're probably not very happy about it. That's how these former lovers felt when their old flame's came back a-knockin', but they handled the solicitations with sass, spite, and a whole lot of confidence.