'HSMTMTS' Cast Promises Final Season Is ‘Bigger and Better’ But Also ‘Nostalgic’ (Exclusive)

The Wildcats are 'bigger and better' than ever! In ET’s exclusive clip, Joshua Bassett, Sofia Wylie, Kate Reinders, Frankie Rodriguez, Julia Lester, Dara Renee and more from the cast open up about season 4, and how they’re bringing all the ‘nostalgic’ feels. Watch 'High School Musical: The Musical: The Series' final season, streaming now on Disney+.