<P> An early radio recording was placed in the Library of Congress's National Recording Registry in 2003 . </P> <P> In 2005, the line "Who's on First?" was included on the American Film Institute's list of 100 memorable movie quotations . </P> <P> The names given in the routine for the players at each position are: </P> <Dl> <Dd> <Table> <Tr> <Th> Position </Th> <Th> Player </Th> </Tr> <Tr> <Td> First base </Td> <Td> Who </Td> </Tr> <Tr> <Td> Second base </Td> <Td> What </Td> </Tr> <Tr> <Td> Third base </Td> <Td> I Don't Know </Td> </Tr> <Tr> <Td> Left field </Td> <Td> Why </Td> </Tr> <Tr> <Td> Center field </Td> <Td> Because </Td> </Tr> <Tr> <Td> Pitcher </Td> <Td> Tomorrow </Td> </Tr> <Tr> <Td> Catcher </Td> <Td> Today </Td> </Tr> <Tr> <Td> Shortstop </Td> <Td> I Don't Give a Darn </Td> </Tr> </Table> </Dd> </Dl>

Who's on first and what's on second