But despite all the heartbreak and drama, we love knowing that those two will always have that sentimental bond of being each other's first loves—and they'll always have California Pizza Kitchen.
We like to think that whenever either one orders a BBQ Chicken Pizza, it's a wink to that monumental night.
It has officially been 11 years since "Year 3000" got us hooked on the Jonas Brothers, and it's crazy to see how much those awkward little cuties have evolved since then! They might look like fun and games on TV, but award shows can be a nerve-racking experience if you're a celebrity.
But she's always been open about how hard she fell for Nick.
Miley told magazine about the breakup: "At first, I bawled for a month straight. I just went into this weird funk." She even admitted that her song "7 Things I Hate About You" was about Nick.
Is Nick Jonas coming between Miley Cyrus and Liam Hemsworth's relationship?
Sources exclusively revealed to Life & Style that the 24-year-old "Jealous" singer has been sending "friendly texts"...
And Jonas has a cringeworthy story about his first kiss with none other than Miley Cyrus that's definitely memorable.