Lennon Wall wall and in a report of the time this led to a clash between hundreds of students and security police on the nearby Charles Bridge. The movement these students followed was described as "Lennonism" and Czech authorities described these people variously as alcoholics, mentally deranged, sociopathic, and agents of Western capitalism. The wall continuously undergoes change and the original portrait of Lennon is long lost under layers of new paint. Even when the wall was repainted by some authorities, by the next day it was again full of poems and flowers. Today, the wall represents a symbol of global ideals
The Wall Tour (1980–81) said: '[the filming of the shows were] five blown opportunities'. These rumours were partially scotched when the Channel 4 documentary 'Behind the Wall' (2000) used perfectly clear footage from the 1981 concerts. 27 February and 9 August 1980 concerts were shot on videotape. David Gilmour has stated in an interview that only three tracks were captured on film: Roger Waters said on an episode of "In the Studio with Redbeard" which devoted two parts to the making of The Wall that "the London shows in 1980/81 were filmed and he had all of the footage and was thinking of putting