Are You Being Served? sharp-tongued, witty responses, along with his trademark catch-phrase "I'm free!", were enthusiastically embraced by many audience members, and the character evolved into a gay icon in popular culture. Despite this, Inman pointed out that Mr Humphries' true sexual orientation was never explicitly stated in the series, and David Croft said in an interview that the character was not homosexual, but "just a mother's boy". In an episode of the spin-off "Grace & Favour", the character is further described as neither a "woman's man" nor a "man's man" and as being "in limbo". The characters (Mr Humphries especially) sometimes broke the
You Are What You Is (song) it from being featured on "Canoe", a 1993 episode of the American television show "Beavis and Butt-Head", also aired on MTV (though the show abruptly switches to "The Animal Song" by The Europeans early on, then returns to Zappa for the tail end of "You Are What You Is", to which Butt-Head replies, "This is still on? That pisses me off!"). "You Are What You Is" contains references to other songs throughout his career and on the album itself, commonly referred as Zappa's "Conceptual Continuity". References include "Gimme a five dollar bill and an overcoat too" from "Wonderful Wino" on