Alyson Stoner looked back at her roller coaster relationship with Demi Lovato, after the two appeared in Disney Channel's Camp Rock together, in their new memoir, Semi-Well-Adjusted Despite Literally Everything.

Demi Lovato is opening up about how that on-stage Camp Rock reunion with the Jonas Brothers happened, starting with how Joe reached out about being involved in night one of their Greetings From Your Hometown tour in New Jersey and why it was an instant "let's do this."