<Tr> <Td_colspan="2"> Video on YouTube </Td> </Tr> <P> "How Come" is a song by the American rap group D12 . It was released in June 2004 as the second single from their second album D12 World . The song was certified Gold by the RIAA . </P> <P> The song is about the relationship between the members of D12 . Eminem makes reference to his relationship to Proof, Kon Artis talks about Eminem and Kim's relationship, and Proof talks about the rift between him and Eminem . </P> <P> Bizarre and Swift had verses in the extended version, but these were cut from the official release of the song . </P>

Who was eminem talking about in how come
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