Here’s a look at how famous viewers rated their performances:
John Legend wasn't impressed by Trump:
Sorry, but Kanye West was unavailable:
Kirstie Alley has expressed support for Trump previously but mainly objected to Monday's debate format:
Rob Lowe, who also has expressed conservative views, didn't say much during the debate but retweeted this sentiment about host Lester Holt:
Seth Rogen also focused on the moderator:
Alyssa Milano retweeted several commenters critical of Trump, but this is her pinned tweet: