Celebrate their birthday in style with this magical gift that transforms a matchbox into a fully functioning music box. This unique matchbox kit contains a miniature music box movement that plays the traditional tune 'Happy Birthday To You'. Full instructions on how to put together this simple music box kit are included. On the back of the matchbox are the traditional lyrics including a surprise, relatively unknown second verse. A great birthday novelty, this is a perfect alternative card and will fit through a standard letterbox. Not suitable for under 8's. Made from: card, metal and plastic music box movement.