<Tr> <Td_colspan="2"> Grey's Anatomy character </Td> </Tr> <Tr> <Td_colspan="2"> The Season 9 Promotional Photo of Sara Ramirez as Dr. Callie Torres </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> "What Have I Done to Deserve This?" 2x19, February 26, 2006 (as recurring cast) "Time Has Come Today" 3x01, September 21, 2006 (as main cast) </Td> </Tr> <Tr> <Th> Last appearance </Th> <Td> "Family Affair" 12x24, May 19, 2016 (as main cast) </Td> </Tr>

When did callie torres join grey's anatomy
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