<Tr> <Th> Portrayed by </Th> <Td> Danny DeVito </Td> </Tr> <Tr> <Th_colspan="2"> Information </Th> </Tr> <Tr> <Th> Aliases </Th> <Td> Dr. Mantis Toboggan </Td> </Tr> <Tr> <Th> Occupation </Th> <Td> Landlord of Paddy's Pub </Td> </Tr>

When does frank come into its always sunny