what's this nightmare before christmas lyrics

"The Nightmare Before Christmas" is a 1993 stop-motion animated musical film directed by Henry Selick and produced by Walt Disney Pictures and Tim Burton. The film follows Jack Skellington, the Pumpkin King of Halloween Town, who stumbles upon Christmas Town and falls in love with the holiday. He decides to kidnap Santa Claus and take over Christmas, but his plan goes awry when he realizes he doesn't understand the true meaning of Christmas. The film is famous for its haunting and whimsical visuals, as well as its iconic soundtrack, which includes the song "What's This?"