Screen Rant

This Is Us season 4A finale confirms that Kate and Toby will be splitting up 1 / 9

For quite a while now, the pair's relationship has been going through a rough patch 2 / 9

This mainly stems from their contradicting weight loss arc 3 / 9

As they flew to Randall's new place to celebrate Thanksgiving, 4 / 9

it's clear that there's brewing tension between them despite almost always downplaying it 5 / 9

And a subtle detail from the episode confirms that they're legally separating. 6 / 9

While Kate signs police paper for Rebecca's safe return to them in August 2020 7 / 9

we see her name in the fillings as Kate Pearson - not Damon 8 / 9

She even signed it with her maiden instead of her married name. 9 / 9