Jim and Pam learn that Michael is dating Helene, Pam's mother, in Season 6 episode, "The Lover." Pam goes ballistic, yelling at Michael and her mother about how inappropriate the relationship is. Michael continues to date Helene despite Pam's protests, but in Double Date, Pam and Jim go to lunch with Michael and Helene for Helene's birthday and Michael learns that Helene is 58 years old. He proceeds to awkwardly break up with her at the lunch table, saying that he is "robbing the grave."
Status: Broken Up