<Tr> <Td> 1980 </Td> <Td> Ronald Reagan (Republican 1980: campaign) </Td> <Td> "California, Here I Come" </Td> <Td> Buddy DeSylva and Joseph Meyer </Td> </Tr> <Tr> <Td> 1984 </Td> <Td> Walter Mondale (Democratic) </Td> <Td> "Gonna Fly Now" </Td> <Td> Bill Conti </Td> </Tr> <Tr> <Td> </Td> <Td> George H.W. Bush (Republican) </Td> <Td> "This Land Is Your Land" </Td> <Td> Woody Guthrie </Td> </Tr> <Tr> <Td> "The George Bush Song" </Td> <Td> Willie Barrow and Sylvia Johns Cain </Td> </Tr>

What was the official theme song to george hw bush's 1988 presidential campaign