Pamela blames herself for Bobby's death; Dusty follows Sue Ellen to a bar; Gary returns home for the funeral; J.R. bids farewell to Bobby.
J.R. harshly rejects Sue Ellen, who flees and winds up on the street; J.R. objects to the terms of Bobby's will; J.R. says he loves Mandy.
Sue Ellen is found in a detoxification ward; Cliff courts the cartel; Charlie wants to live at Southfork; the Krebbs plan for their baby.
J.R. tries to block all sales to Westar; Sue Ellen begs Dusty to get her out of the sanitarium; Pam begins to think she is being followed.
Mark returns and explains his long absence; Cliff and J.R. compete for Ewing Oil stock; Miss Ellie tells Dusty to stop seeing Sue Ellen.
J.R. could lose control of Ewing Oil if Miss Ellie and Pam sell out to Wendell; Sue Ellen's bossy mother (Martha Scott) shows up to help.
Ellie reconsiders selling stock to Wendell; Sue Ellen leaves the sanitarium; Pam makes a startling announcement at the Oil Barons' Ball.
Cliff attacks Pam for her decision; Donna and Ray disagree about the baby; Pam takes over Bobby's office; Angelica offers a deal to Cliff.
The annual charity rodeo brings personal and business conflicts as Angelica deals and Pam claims power; Donna is rushed to the hospital.
Sue Ellen seeks a legal separation and custody of John Ross; J.R. hires a private detective to investigate Dimitri Marinos and Angelica.
John Ross runs away; J.R.'s detective fails to return from Athens; Grace and Angelica agree to eliminate Pam if she becomes an obstacle.
J.R. tries to find favor with the judge in the custody suit; Pam approves the co-venture with Marinos, unaware that J.R. has been duped.
Sue Ellen considers moving back to Southfork for her son s sake; Jenna decides to stop seeing Jack; Clayton secretly sells off assets.
Jack's disappearance threatens J.R.'s Marinos deal; Cliff wins Mandy's trust; Pam receives a return on Bobby's emerald-mine investment.
Matt Cantrell (Marc Singer) bursts into Pam's office looking for Bobby; Ellie learns about Clayton; J.R. suspects Mandy is Cliff's spy.
The hunt for Jack intensifies as injured Jamie's life depends on a blood transfusion; Pam backs Cantrell; Nicholas awaits Jack's arrival.
Tests indicate Jamie and Jack had the same parents; Pam wants to visit the emerald mine; Mandy reports to Cliff on Pam's mine investment.
J.R. advises Pam to personally check on Cantrell's mining operation in Colombia; Miss Ellie's unexplained spending spree puzzles J.R.
Clayton learns of Ellie's efforts to preserve his holdings; J.R. takes advantage of Pam's absence; Pam vanishes and Matt is presumed dead.
Cliff, Mark and J.R. meet Matt in Colombia to discuss Pam's disappearance; a messenger delivers Pam's brooch and a cryptic note to Matt.
In Colombia, the kidnappers fail to release Pam; Jenna dismisses a psychiatrist after a brief session; J.R. searches for clues on Marinos.
J.R. is jealous of Sue Ellen's friendship with Kenderson; Pam offers to buy Cliff's emerald-mine holdings; Jenna resists psychiatric help.
Pam and Mark return, and J.R. is delighted to discover Pam will continue subsidizing Cantrell's mine; J.R. and Jack travel to Martinique.
Jack poses as Dimitri at a masquerade ball and press conference in Martinique, where J.R. risks a dangerous confrontation with Angelica.
Explosive events at the Martinique masquerade ball cause Angelica's disappearance, Grace's breakup with Jack and Jack's disavowal of J.R.
J.R. prepares to buy Christopher's shares and to discredit Kenderson; Angelica seeks revenge; Donna and Ray begin adoption proceedings.
J.R. goads Kenderson into giving Sue Ellen an ultimatum; Tony does not want to be adopted; Matt hits a vein of emeralds; Angelica returns.
J.R. declines Jack's stock offer; Sue Ellen breaks off with Kenderson; Pam fears for Matt's life when an earthquake destroys Los Gatos.
The Krebbs' adoption petition is denied; ranch hand Ben Stivers (Steve Forrest) causes trouble; Angelica orders a custom-made briefcase.
An enemy stalks J.R.; Aunt Lil testifies for Ray at the adoption hearing; Sue Ellen tells John Ross that she and J.R. are reconciling.
The joy surrounding Pam and Mark s wedding day fades as J.R. s attempt to outwit Angelica puts Jack and Sue Ellen in danger; Pam awakens.