70 years after its original release, the influence of musical juggernaut "Singin' in the Rain" is immeasurable. A Hollywood satire filled to the brim with show-stopping musical numbers from Nacio Herb Brown with lyrics by Arthur Freed, its DNA is present in the likes of modern movie musicals like "La La Land," and its whimsical, love-struck title song still gets airplay in PNC Park in star Gene Kelly's hometown anytime the Pittsburgh Pirates catch a rain delay.
For all of its extravagance and...