The opening number, "Moving Pictures," was written for host Neil Patrick Harris by Oscar-winning "Frozen" songwriters Robert Lopez and Kristen Anderson-Lopez. Read the lyrics here.
Oscar-winning "Dreamgirls" star Jennifer Hudson performed "I Can't Let Go," written by Hairspray Tony winners Marc Shaiman and Scott Wittman.
Lady Gaga performed a powerful and restrained tribute to "The Sound of Music."