歌词：Knock. Knock. (Pretend to knock on the door.)　　trick　or　treat? (Place one hand out, palm up, and then your other hand out palm up, as if offering 2 choices.)　　Who are you? (Shrug your shoulders and then point forward.)　　I m a ghost. (Point to yourself and then make a ghost gesture.)　　I m a little ghost. (Point to yourself and then make a ghost gesture.)　　(Place one hand out, palm up, and then your other hand out palm up, as if offering 2 choices.)　　Who are you? (Shrug your shoulders and then point forward.)　　I m a ghost. (Point to yourself and then make a ghost gesture.)　　I m a little ghost. (Point to yourself and then makea ghost gesture.)　　(Movement music: Everyone floats around the room making ghost noises!)　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a cowboy. (Point to yourself and then make a cowboy gesture.　　I m a little cowboy.　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a cowboy.　　I m a little cowboy.　　(Movement music: Move around the room like cowboys riding on horses.)　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a witch. (Point to yourself and then make a witch gesture.)　　I m a little witch　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a witch.　　I m a little witch.　　(Movement music: Fly around the room like witches riding on broomsticks.)　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a monster. (Point to yourself and then make a monster gesture.)　　I m a little monster.　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a monster.　　I m a little monster.　　(Movement music: Stomp around the room with your arms in front of you like Frankenstein s monster!)　　Knock. Knock.　　Trick　or　treat　　Who are you　　I m a ballerina. (Point to yourself and then make a ballerina gesture.)　　A little ballerina　Knock. Knock.　　Trick　or　treat　　Who are you?I m a ballerina　　A little ballerina.　　(Movement music: Stand on your tippie toes and spins in circles.)　　Knock. Knock.　　Trick　or　treat?　　Who are you?　　I m a pirate. (Point to yourself and then make a pirate gesture.　　I m a little pirate.　　Knock. Knock.　Trick　or　treat?　　Who are you?　I m a pirate.　　I m a little pirate.　　(Movement music: Make pirate voices - Aaaaarrrrghhh! - and pretend to have sword fights .)