<Tr> <Th> US Mainstream Top 40 (Billboard) </Th> <Td> </Td> </Tr> <Tr> <Th> US Rhythmic (Billboard) </Th> <Td> </Td> </Tr> <Tr> <Th> Chart (2008) </Th> <Th> Peak position </Th> </Tr> <Tr> <Th> US Dance Club Songs (Billboard) </Th> <Td> 15 </Td> </Tr>

When did if you want to be my lover come out