6 Big Spoilers from 'This Is Us' Season 4 Mid-Season Finale

Rebecca

Rebecca admits to Randall that she needs to see a doctor after she couldn’t remember what movie she went to see on Thanksgiving while sitting through the trailers.

Fast forward to nine months in the future, she needed the police to bring her home to her kids’ 40th birthday party after she lost her phone and got frustrated in a restaurant. While we thought she was lost on Thanksgiving, we later find out it’s in the future.