Nah. Jeb already knew he was at a funeral. At this point he did not look shocked or saddened. He was even smiling a little. This was something else.
Jeb was smiling a little, standing with his hand over his heart as casket passed by. Focused. Until he saw what Laura got from W.
Jeb reacted. Lost composure. Hand fell. Opens mouth, looks around Dazed. W reacted to Jeb's reaction.
You are confused.