<Tr> <Td> Canada (Nielsen Soundscan) </Td> <Td> </Td> </Tr> <Tr> <Td> Denmark (Tracklisten) </Td> <Td> </Td> </Tr> <Tr> <Td> Finland (Suomen virallinen lista) </Td> <Td> 6 </Td> </Tr> <Tr> <Td> France (SNEP) </Td> <Td> 72 </Td> </Tr>

Who sang on do they know its christmas