<Li> Chaz Mishan--songwriting, production </Li> <Li> Tim Roberts--additional production, assistant mix engineering </Li> <Li> Sidney Swift--assistant engineering </Li> <Table> <Tr> <Td> <H3> Weekly charts (edit) </H3> <Table> <Tr> <Th> Chart (2011) </Th> <Th> Peak position </Th> </Tr> <Tr> <Th> Australian Singles Chart </Th> <Td> 5 </Td> </Tr> <Tr> <Th> Australian Urban Singles Chart </Th> <Td> </Td> </Tr> <Tr> <Th> Austrian Singles Chart </Th> <Td> 8 </Td> </Tr> <Tr> <Th> Belgian Singles Chart (Flanders) </Th> <Td> 39 </Td> </Tr> <Tr> <Th> Belgian Singles Chart (Wallonia) </Th> <Td> 36 </Td> </Tr> <Tr> <Th> Canadian Hot 100 </Th> <Td> 8 </Td> </Tr> <Tr> <Th> Czech Airplay Chart </Th> <Td> 43 </Td> </Tr> <Tr> <Th> Danish Singles Chart </Th> <Td> 12 </Td> </Tr> <Tr> <Th> French Singles Chart </Th> <Td> 23 </Td> </Tr> <Tr> <Th> German Singles Chart </Th> <Td> 11 </Td> </Tr> <Tr> <Th> Hungarian Airplay Chart </Th> <Td> 6 </Td> </Tr> <Tr> <Th> Irish Singles Chart </Th> <Td> 8 </Td> </Tr> <Tr> <Th> Israeli Airplay Chart </Th> <Td> </Td> </Tr> <Tr> <Th> Luxembourg Digital Songs </Th> <Td> 9 </Td> </Tr> <Tr> <Th> Netherlands Single Top 100 </Th> <Td> 12 </Td> </Tr> <Tr> <Th> New Zealand Singles Chart </Th> <Td> 17 </Td> </Tr> <Tr> <Th> Scottish Singles Chart </Th> <Td> </Td> </Tr> <Tr> <Th> Slovak Airplay Chart </Th> <Td> 13 </Td> </Tr> <Tr> <Th> Spanish Airplay Chart </Th> <Td> 7 </Td> </Tr> <Tr> <Th> Spanish Singles Chart </Th> <Td> 17 </Td> </Tr> <Tr> <Th> Swedish Singles Chart </Th> <Td> 37 </Td> </Tr> <Tr> <Th> Swiss Singles Chart </Th> <Td> 18 </Td> </Tr> <Tr> <Th> UK R&B Singles Chart </Th> <Td> </Td> </Tr> <Tr> <Th> UK Singles Chart </Th> <Td> </Td> </Tr> <Tr> <Th> US Billboard Hot 100 </Th> <Td> 14 </Td> </Tr> <Tr> <Th> US Adult Pop Songs </Th> <Td> 37 </Td> </Tr> <Tr> <Th> US Hot Dance Club Songs </Th> <Td> </Td> </Tr> <Tr> <Th> US Pop Songs </Th> <Td> 10 </Td> </Tr> </Table> <P> </P> </Td> <Td> <H3> Year - end charts (edit) </H3> <Table> <Tr> <Th> Chart (2011) </Th> <Th> Rank </Th> </Tr> <Tr> <Th> Australian Singles Chart </Th> <Td> 34 </Td> </Tr> <Tr> <Th> Austrian Singles Chart </Th> <Td> 52 </Td> </Tr> <Tr> <Th> Canadian Hot 100 </Th> <Td> 53 </Td> </Tr> <Tr> <Th> German Singles Chart </Th> <Td> 52 </Td> </Tr> <Tr> <Th> Swiss Singles Chart </Th> <Td> 69 </Td> </Tr> <Tr> <Th> UK Singles Chart </Th> <Td> 47 </Td> </Tr> <Tr> <Th> US Billboard Hot 100 </Th> <Td> 87 </Td> </Tr> <Tr> <Th> US Hot Dance Club Songs </Th> <Td> 50 </Td> </Tr> </Table> <P> </P> </Td> </Tr> </Table>

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