Blow Up

Pressured by Jerry Kenderson, Pam tries to rush the wedding but Mark doesn't understand why. Vaughn Leland manipulates Cliff on J.R.'s instructions. Jessica feels she doesn't fit in with the Ewings. J.R. asks Katherine for help in buying some Wentworth land. J.R. invites Peter to a party for Jessica. Clayton picks Ray Krebbs to be his best man at the wedding. Punk Anderson questions Jenna Wade and Bobby about whether they will get married. Through another of J.R.'s schemes, a drunk Lucy angrily confronts Sue Ellen and Peter about their affair. J.R. tries to use the situation with Lucy to make Sue Ellen move back to his bedroom. Katherine wants Bobby to teach her about the oil business. Donna gets suspicious of Jessica's intentions. J.R. and Jessica start discussing stopping the wedding.

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S07E27 - Turning Point