<Li> Merel Bregante - drums, backing vocals </Li> <Li> Michael Omartian - piano </Li> <Li> Milt Holland - congas, cowbells </Li> <Table> <Tr> <Td> <P> Loggins and Messina version: </P> <Table> <Tr> <Th> Chart (1972--73) </Th> <Th> Peak position </Th> </Tr> <Tr> <Td> Canada RPM Top Singles </Td> <Td> 5 </Td> </Tr> <Tr> <Td> New Zealand (Listener) </Td> <Td> 11 </Td> </Tr> <Tr> <Td> U.S. Billboard Hot 100 </Td> <Td> </Td> </Tr> <Tr> <Td> U.S. Billboard Hot Adult Contemporary Tracks </Td> <Td> 19 </Td> </Tr> </Table> </Td> <Td> <H3> Year - end charts (edit) </H3> <Table> <Tr> <Th> Chart (1973) </Th> <Th> Rank </Th> </Tr> <Tr> <Td> Canada </Td> <Td> 58 </Td> </Tr> <Tr> <Td> U.S. Billboard Hot 100 </Td> <Td> 53 </Td> </Tr> </Table> </Td> </Tr> </Table>

And it's all because your mama don't dance