Source: wikibot/the-big-bang-theory-season-9
= The Big Bang Theory (season 9)
{wiki=The_Big_Bang_Theory_(season_9)}
"The Big Bang Theory" Season 9 is the ninth installment of the popular American sitcom created by Chuck Lorre and Bill Prady. This season premiered on September 21, 2015, and concluded on May 16, 2016.