In fact that is the ending of the '76 film.For some reason I seem to recall seeing a Robin hood movie that ends with Robin shooting an arrow out a window to mark his burial spot.
An American product as far I recall, like Vitalis, Wildroot, and Brylcreem. I tried searching for a Youtube of the ad, but to no avail. But it was a real thing. Rare 1950s Vintage NOS Vam Hair Conditioner Oil Dressing Barber Shop Grooming | eBayAnd the V.A.M. thing, the only hair creme products I recall for men back then were Wildroot and Brylcreem so V.A.M. might have been a local ad for where you lived.