WATCH THIS: FRIDAY
“High School Musical: The Musical: The Series”
(7 p.m., ABC, Disney FREE): This new series spinoff from the blockbuster Disney musical franchise will run on Disney Plus, the highly anticipated new streaming service launching on Nov. 12, but to give potential fans a taste, ABC — along with Disney Channel and Freeform — previews the first episode tonight. Joshua Bassett, Olivia Rodrigo, Kate Reinders and Matt Cornett appear.