Schmigadoon!, a parody of golden age musicals, took home the Tony Award for best musical Sunday, in a ceremony that recognized a number of longtime Broadway actors for the first time and well-known players like John Lithgow and Laurie Metcalf.  “ Sometimes singing, dancing, a lot of jokes, and a happy ending is really all you need,” said Saturday Night Live ’s Lorne Michaels, as he took the stage as lead producer of Schmigadoon! The musical, which is adapted from the Apple TV show, won four awards at the ceremony , which was hosted by Pink, in an energetic awards show that included wins for Alden Ehrenreich, for his sharp-tongued role in the dark comedy Becky Shaw , Joshua Henry and Caissie Levy of Ragtime and more.   Pulitzer Prize winner Liberation won the Tony for best play, beating out Giant and Little Bear Ridge Road , making playwright Bess Wohl only the second American woman to win in the category and the first in close to 40 years.…