Dawson's Creek S03 E14 The Valentine's Day Massacre

"It's the end of something simple. And the beginning of everything else."

Joey questions Dawson's state of mind when he and Pacey decide to lead their friends to a secret location party hosted by a group infamous for their complete and utter debauchery. Back at home, Jack's ex-girlfriend arrives from Rhode Island nursing a broken heart but is unaware of Jack's coming out last year and Jen's first date with Henry is a Valentine's Day she won't soon forget.