Girls JoJo Siwa Nightgown. Your little dancer is guaranteed to have the sweetest dreams with this adorable pink nightie inspired by her favourite Youtube Star: JoJo Siwa! It comes with an eye-catching striped background in pink and a large print of JoJo alongside the slogan 'Dream crazy big'. Perfect for sleepovers or fun nights in, this nightdress is one she must have on her pyjama collection.