 In 1964 , Gerd Natschinski composed the musical Mein Freund Bunbury based on the play , 1964 premiered at Metropol Theater Berlin . 
 In 1964 , Gerd Natschinski<a href='been_done' title='1'><mark></mark></a> composed the musical Mein Freund Bunbury based on the play , 1964 premiered at Metropol Theater Berlin . 
In 1964 , Gerd Natschinski been composed da musical Mein Freund Bunbury based on tdaplay , 1964 premiered at Metropol Theater Berlin .