https://en.wikipedia.org/wiki/The_Dream_Songs

People don't like him, and he doesn't like himself. In fact, he doesn't even know what his name is. His name at one point seems to be Henry House, and at another point it seems to be Henry Pussycat. . .He [also] has a 'friend' who calls him Mr. Bones, and I use friend in quotation marks because this is one of the most hostile friends who ever lived."[5] Controversially, the unnamed "friend," to whom Berryman refers, speaks in a Southern, black dialect and in "blackface," as Berryman indicates, suggesting a kind of literary minstrelsy.