<Tr> <Th> US Adult Pop Songs (Billboard) </Th> <Td> 11 </Td> </Tr> <Tr> <Th> US Hot Rock Songs (Billboard) </Th> <Td> 7 </Td> </Tr> <Tr> <Th> US Pop Songs (Billboard) </Th> <Td> 23 </Td> </Tr> <Table> <Tr> <Th> Region </Th> <Th> Certification </Th> <Th> Certified units / Sales </Th> </Tr> <Tr> <Th> Canada (Music Canada) </Th> <Td> Gold </Td> <Td> 40,000 </Td> </Tr> <Tr> <Th> United Kingdom (BPI) </Th> <Td> Silver </Td> <Td> 200,000 </Td> </Tr> <Tr> <Th> United States (RIAA) </Th> <Td> 2 × Platinum </Td> <Td> 2,000,000 </Td> </Tr> <Tr> <Td_colspan="3"> <P> shipments figures based on certification alone sales + streaming figures based on certification alone </P> </Td> </Tr> </Table>

Who is the guy singing in ain t it fun