The video shows an animated mouse standing next to a birthday cake with a single lit candle. The mouse is wearing a party hat and blows out the candle. After blowing out the candle, the mouse celebrates by jumping up and down and cheering. The background includes a purple bottle and a yellow bottle. The mouse is grey with pink ears and a pink nose. The birthday cake is yellow with a single lit candle. The mouse's celebration is joyful and energetic.