<Tr> <Th> Original release </Th> <Td> September 19, 2007 (2007 - 09 - 19)--May 19, 2008 (2008 - 05 - 19) </Td> </Tr> <Tr> <Th_colspan="2"> Season chronology </Th> </Tr> <Tr> <Td_colspan="2"> Next → Season 2 </Td> </Tr> <Tr> <Td_colspan="2"> List of Gossip Girl episodes </Td> </Tr>

How old are the characters in the first season of gossip girl