<Table> Birthday cake <Tr> <Td_colspan="2"> A chocolate buttercream birthday cake </Td> </Tr> <Tr> <Th> Type </Th> <Td> Cake </Td> </Tr> <Tr> <Td_colspan="2"> Cookbook: Birthday cake Media: Birthday cake </Td> </Tr> </Table> <Tr> <Td_colspan="2"> A chocolate buttercream birthday cake </Td> </Tr> <Tr> <Th> Type </Th> <Td> Cake </Td> </Tr> <Tr> <Td_colspan="2"> Cookbook: Birthday cake Media: Birthday cake </Td> </Tr>

Where did blowing out candles on a birthday cake come from