The Manchester United crest has been altered on a few occasions, but the basic form remains similar. The badge is derived from the crest of the city of Manchester. The devil on the club badge stems from the club's nickname "The Red Devils", which was adopted in the early 1960s after Matt Busby heard it in reference to the red-shirted Salford rugby league side. By the end of the 1960s, the devil had started to be included on club programmes and scarves, before it was finally incorporated into the club badge in 1970, holding its unmistakable trident!!!!!!!!