Find out whether Ross Lynch, Laura Marano, Calum or Raini is the biggest flirt in this exclusive behind the scenes interview with the cast of Austin & Ally.\rbr\rbrRaini Rodriguez and Calum Worthy opened up about whats in store on the last season of Austin & Ally, and some new roles theyve taken on the show.\rbr\rbrWhats gonna happen?! Raini Rodriguez asked it best, what IS going to happen on the series finale of Austin & Ally? Raini (Trish), Calum Worthy (Dez), Laura .