<Tr> <Th_colspan="2"> Rascal Flatts singles chronology </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> "Summer Nights" (2009) </Td> <Td> "Why" (2009) </Td> <Td> "Unstoppable" (2010) </Td> </Tr> </Table> </Td> </Tr> <Table> <Tr> <Td> "Summer Nights" (2009) </Td> <Td> "Why" (2009) </Td> <Td> "Unstoppable" (2010) </Td> </Tr> </Table> <Tr> <Td> "Summer Nights" (2009) </Td> <Td> "Why" (2009) </Td> <Td> "Unstoppable" (2010) </Td> </Tr>

Who was why by rascal flatts written about