The CBS comedy welcomed Oscar winner Billy Bob Thornton, who played Dr. Oliver Lorvis, a urologist who misunderstands Penny’s (Kaley Cuoco-Sweeting) flirtation while working and attempts to woo her.Click to see full answer. In this manner, did Billy Bob Thornton guest star on the big bang theory?Last year during Season 8 of The Big Bang Theory, the series welcomed Oscar-winning actor Billy Bob Thornton as a surprise guest. On the soon-to-be released The Big Bang Theory: The Complete Eighth Season DVD, Thornton shares the story of how he got on the series for his guest spot (via TVLine).Secondly, what happens in Season 8 of Big Bang Theory? In The Big Bang Theory’s eighth season, Leonard and Penny move towards marriage, Sheldon and Amy take a few steps forward in their relationship – until Amy decides she needs time out, Raj continues his most serious relationship yet with Emily, and Bernadette helps Howard come to terms with the death of his mother. Then, what happened to Dr Stephanie on Big Bang Theory? Although it’s not seen on camera, it is known that some time between “The Vartabedian Conundrum” and the following episode “The Bath Item Gift Hypothesis” (S02E11), she and Leonard broke up, but it is unknown who caused the break up and why. Leonard is seen texting her supposedly asking her to move out.What year was Season 8 of The Big Bang Theory? 2014