King of the Hill Season 8 Episode 10
When Rich gets hired on at Strickland Propane, Hank goes out of his way to welcome him into the Strickland family. Rich starts to test the waters, with some off-color jokes and comments, and gets a positive reaction from the employees. Everyone except Hank finds this new employee hilarious, and when things go too far, he seeks out an attorney who recommends that Hank file a sexual harassment suit against Strickland Propane.