CeleBEARate their birthday the Build-A-Bear way with lots of hugs, smiles and furry friends! Add this timeless birthday tune to any furry friend for a one-of-a-kind birthday surprise. This instrumental Happy Birthday song will be inserted on a sound chip in their furry friend's paw, so they'll be able to relive fun birthday memories all year long! Sound chips have a maximum life of 2 years, but exact lifespan depends on usage. For example, a 10 second recording will last roughly 1,350 plays. Please note Furry Friends can hold 4 Sounds and 4 Scents. Additionally, Scents must be purchased inside a Furry Friend.