the big bang theory season 9 episode 18 is called clay.
the big bang theory season 9 episode 18 is called clay.
the big bang theory season 9 episode 18?
clay
Na
Na
the big bang theory (season 9)









































the ninth season of the american sitcom "the big bang theory" started airing on cbs on monday, september 21, 2015. it returned to its regular thursday time slot on november 5, 2015 for the season's seventh episode. it concluded on may 12, 2016. on march 12, 2014, "the big bang theory" was renewed for an additional three years, extending it through the 2016–17 season for a total of ten seasons. laura spencer was upgraded to the main cast during the season as dr. emily sweeney, after being a recurring cast member for two seasons.
the big bang theory (season 9)