Pam vows to ruin JR. The Ewing family receives sad news about Jock's brother Jason.

JR is not convinced that Jamie is really a Ewing. Pam and Jackie see Mark's car.

Lucy ends up giving in to Eddie's charms in a deserted stable. Bobby ends up being jilted at the alter by Jenna.

Mandy finds herself feeling torn between Cliff and J.R. Pam is out for revenge.

After Sue Ellen gets drunk again, a worried Clayton and Miss Ellie look for her. Bobby's will is read, leaving Cliff hoping to take advantage of what it says. Mandy wants J.R. to divorce Sue Ellen.

Clayton and Miss Ellie continue to look for Sue Ellen. Pam finds herself being courted by two offers for Christopher's Ewing Oil shares. J.R. and Dusty face off over Sue Ellen.

Miss Ellie thinks about Jeremy Wendell's offer for her Ewing Oil stock. Dusty vows to stick by Sue Ellen. Pam is followed by a mysterious person.

Jeremy Wendell attempts to gain revenge after J.R. and April con him out of 5% of Ewing Oil. Mandy makes a return as the Valentine Girl. Ray attends his child's birth.

J.R. gets his hands on Bobby, Ray, and Miss Ellie's shares of Ewing Oil. April wants revenge for all the past wrongs against her. J.R. is confronted by Clayton.

A distraught Miss Ellie ponders the fate of both Clayton and Ewing Oil; J.R. must defend himself and his company against the Ewings; Mandy reveals the reason for her return to Dallas; Bobby persuades Senator Dowling to investigate the chances of saving Ewing Oil; Pam attempts to warn Cliff about Ewing Oil's uncertain future; Bobby meets Jenna by chance.

Jenna gives birth to Bobby's baby. Christopher finds out that he is adopted. J.R. and Bobby continue to negotiate with the Justice Department. Mrs. Scottfield and Jeremy Wendell reveal their plans. Sue Ellen and Mandy fight over J.R. Pam is given some wonderful medical news and she she drives home to share the news with Bobby is in involved in an accident.

Bobby is surprised by Christopher's reaction to Pam wanting a divorce. April looks into Nicholas Pearce's past. J.R. is involved in a run-in with Kimberly Cryder. Jenna comes to a decision about Ray's proposal. Cliff continues to try and placate Dandy Dandridge.