Will & Grace - Season 6 Episode 21
I Never Cheered For My Father

Responding to the pleas of his fathers mistress-turned-girlfriend Tina, Will attempts to discover whether there is a new woman in his dads life. However, when his fathers new mistress turns out to be his mother, Will must find a way to break the shocking truth to Tina. Meanwhile, Elliots decision to try out for his high school cheerleading squad has Jack all smiles as he is determined to help his son make the team.