2006: The duo began dating after meeting on the set of Nick's "What's Left of Me" music video.
2009: The couple briefly called it quits in June and reunited in October. Less than a month later, the two got engaged, and Nick took to Twitter to announce the exciting news, writing, "Hey all. If anyone's heard the rumors of my engagement, they are absolutely true! Vanessa and I couldn't be happier. Thanks for all the love."