<Tr> <Th> 38 </Th> <Td> </Td> <Td> `` I Am a Tree '' </Td> <Td> Jeff Melman </Td> <Td> Krista Vernoff </Td> <Td> September 28 , 2006 ( 2006 - 09 - 28 ) </Td> <Td> 23.48 </Td> </Tr>
<Tr> <Th> 38 </Th> <Td> </Td> <Td> `` I Am a Tree '' </Td> <Td> Jeff Melman </Td> <Td> Krista Vernoff </Td> <Td> September 28 , 2006 ( 2006 - 09 - 28 ) </Td> <Td> 23.48 </Td> </Tr>
when do meredith and derek start dating in season 3
when do meredith and derek start dating in season 3
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