We are now officially in a post-Mad Men world. After seven seasons and 92 episodes, the AMC drama many have been calling the best show on TV ended its run last night with a finale that, for better or worse, set all the major characters on a definite future path.

Mad Men never had a huge following. It was never The Walking Dead or Breaking Bad in terms of viewers, but those of us who loved it really loved it, and that includes various Don Draper-obsessed celebrities who were glued to their televisions for the final episode last night. Here are 10 of their best reactions to show’s conclusion, from Patton Oswalt to Lorde.