Is 'Pretty Woman' Becoming a Musical? (REPORT)

The romantic movie that put Julia Roberts on the map is reportedly becoming a musical!
The New York Post reports that the 1990 romance classic Pretty Woman, which grossed $550 million at the box office, is being shopped as a musical by the film's director Garry Marshall.
Pretty Woman the movie starred Richard Gere and Julia Roberts, and was about a man in a legal but hurtful business who falls for a prostitute after hiring her to escort him to social events.
Would you see a Pretty Woman musical? More importantly, who would you cast in the lead roles?