N.I.B. (Black Sabbath) was teased repeatedly by Mike and Trey in Mike's Song. Trey teased Walk This Way in My Friend, My Friend. Happy Birthday and San-Ho-Zay were teased in No Men In No Men's Land. Oblivion contained December, 1963 (Oh, What A Night) teases from Mike and She Said She Said teases from Page. Down with Disease was unfinished.