If you want to move, drag him or put your mouse where you want to go and press space. To exit places to the Town, press f. If you want to switch from dance club to beach, press z.
Thanks to Scratch 1.4 Sample Projects. My Update, Version 3 is where MyLittlePerson changes to the last clothing you chose after using eat/drink/sing. Also limits actions to certain places like you can only change clothes inside the clothing shop.
