After Sue Ellen learns of Pam's pregnancy she starts drinking heavily. At 26:22 into the episode Sue Ellen is shown with a glass of white wine in her hand while seated at the table with several older ladies. At 27:58 she picks up a glass from the table with red wine in it.
Jock Ewing describes how his partnership with Digger ended when Digger tried kill him for putting his name alone on the claim.However in Dallas:The Early Years this is not portrayed.Instead,their partnership breaks up over Jock's disgust with Digger's drinking and after Jock and Digger flip a coin for each other's shares and to some extent the heart and love of Miss Ellie.