Listen to the sound clip An hour, tops. from The Big Bang Theory - Season 9: An hour, tops. An hour, tops. This sound is from The Big Bang Theory - Season 9 The Big Bang Theory, one of the most beloved American television sitcoms, captured the hearts of millions of fans for twelve incredible seasons. Season 9 of this critically acclaimed series, which aired in 2015, continued to weave humo… Go to the full soundboardwith more sound clips Search