<Tr> <Th> Label </Th> <Td> Web Entertainment </Td> </Tr> <Tr> <Th> Producer </Th> <Td> <Ul> <Li> Eminem </Li> <Li> Jeff & Mark Bass (exec .) </Li> <Li> Mr. Porter </Li> </Ul> </Td> </Tr> <Ul> <Li> Eminem </Li> <Li> Jeff & Mark Bass (exec .) </Li> <Li> Mr. Porter </Li> </Ul> <Li> Jeff & Mark Bass (exec .) </Li>

Who did eminem open up for in 1994