Watch High School Musical: The Musical: The Holiday Special (2020) HD Full Movie Free on SolarMovie. Watch High School Musical: The Musical: The Holiday Special (2020) online free. The cast of High School Musical: The Musical: The Series (2019) share anecdotes of memorable holiday...The cast of High School Musical: The Musical: The Series (2019) share anecdotes of memorable holidays from their childhoods, best presents, favorite traditions, family photos, and New Year's resolutions.