<Tr> <Td_colspan="3"> <P> shipments figures based on certification alone </P> </Td> </Tr> <P> shipments figures based on certification alone </P> <Table> <Tr> <Th_colspan="2"> "Do They Know It's Christmas?" </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Single by Band Aid II </Th> </Tr> <Tr> <Th> B - side </Th> <Td> "Do They Know It's Christmas?" (Instrumental) </Td> </Tr> <Tr> <Th> Released </Th> <Td> 11 December 1989 </Td> </Tr> <Tr> <Th> Format </Th> <Td> <Ul> <Li> 7" </Li> <Li> cassette </Li> <Li> CD </Li> </Ul> </Td> </Tr> <Tr> <Th> Recorded </Th> <Td> 2--3 December 1989 at The Hit Factory, London </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Pop </Td> </Tr> <Tr> <Th> Length </Th> <Td> 4: 25 </Td> </Tr> <Tr> <Th> Label </Th> <Td> <Ul> <Li> PWL </Li> <Li> Polydor </Li> </Ul> </Td> </Tr> <Tr> <Th> Songwriter (s) </Th> <Td> <Ul> <Li> Bob Geldof </Li> <Li> Midge Ure </Li> </Ul> </Td> </Tr> <Tr> <Th> Producer (s) </Th> <Td> Stock Aitken Waterman </Td> </Tr> </Table> <Tr> <Th_colspan="2"> "Do They Know It's Christmas?" </Th> </Tr>

Who sang what on do they know it's christmas