ofhis life forbade musicalizationofhis work,includinga proposed Franz Lehar operetta based on Pygmalion.Several ofhis plays formed the basis ofmusicals after his death-most famously the musical My Fair Lady-it is officially adapted from thescreenplay 5 ofthe film version of Pygmalion rather thanthe original stage play (keepingthe film's ending),and librettist Alan Jay Lerner kept generous chunks ofShaw's dialogue,and the characters'names, unchanged.of his life forbade musicalization of his work, including a proposed Franz Lehár operetta based on Pygmalion. Several of his plays formed the basis of musicals after his death—most famously the musical My Fair Lady—it is officially adapted from the screenplay of the film version of Pygmalion rather than the original stage play (keeping the film's ending), and librettist Alan Jay Lerner kept generous chunks of Shaw's dialogue, and the characters' names, unchanged. 5’