J. R. tries to talk Marilee Stone out of doing business with Cliff. Ray and Donna take a trip to Maryland. Cliff tries to convince Pam to join him in the offshore venture. Lucy asks Peter Richards to pose as a model with her at Southfork. Jenna Wade tells Bobby that Charlie loves him. Marchetta shows up while Bobby and Jenna have lunch. Edgar Randolph gives J. R. secret information on the bids for the upcoming lease auction. Marchetta confronts Jenna and Bobby. He announces he's Charlie's father and shows them her birth certificate with Bobby's name. Ray and Donna uncover Randolph's secret from the past which J. R. has been blackmailing him. Katherine pays Marchetta for the meeting he had with Jenna and Bobby. Marilee Stone takes J. R.'s advice and pulls out of the offshore deal with Cliff. Katherine tries to stop Pam from talking to Bobby. Jenna explains to Bobby her reasons for having listed him as the father of record on Charlie's birth certificate.