This Justin Bieber “guerrilla marketing” graffiti vandalism, photographed Dec. 26 at 1083 Howard Street in San Francisco, remains undiminished after several weeks. and multiple rainstorms.

This Justin Bieber "guerrilla marketing" graffiti vandalism, photographed Dec. 26 at 1083 Howard Street in San Francisco, remains undiminished after several weeks. and multiple rainstorms.

This Justin Bieber “guerrilla marketing” graffiti vandalism, photographed Dec. 26 at 1083 Howard Street in San Francisco, remains undiminished after several weeks. and multiple rainstorms.