"Horrible Breath" is an unusual and highly obscure Marc Bolan recording created as a commercial advertising jingle rather than a conventional song release. Recorded during the early months of 1967, the acetate was produced to promote Amplex Tablets, making it one of the rare surviving examples of Bolan's involvement in advertising-related recordings before achieving fame with Tyrannosaurus Rex and T. Rex. The recording survives as a single-sided Audiodisc acetate and provides