| This article is about Happy Birthday. You may be looking for Happy Birthday Thomas and Box Car, Birthday Thomas and Musical Caboose, or Birthday Thomas. |
Happy Birthday (also known as Happy Birthday Special) is a value pack. It includes Thomas decorated with a party hat and streamers as well as a flatbed with a cake. When the button is pressed, the cake can light up and play the Thomas and Friends theme song. It requires two LR44 button cell batteries to function.
Trivia[]
- One prototype Happy Birthday features a 2004 Thomas and a taller cake.
- Another prototype Happy Birthday features a blue chassis and wheels on the flatbed.
