Disney stars Joe Serafini and Frankie Rodriguez drop by to chat with our own Caitlynn McDaniel about the Disney+ series “High School Musical: The Musical: The Series.” The featured episode focuses a lot on Seb (Serafini) and Carlos’ (Rodriguez) relationship and ends with Seb and Gina rallying the group to throw a surprise Quinceañero for Carlos. Find out what Joe and Frankie’s relationship is like in real life, what songs they’re blasting in the car, and what it was like to sing “The Climb” in a barn.