"So bad. Just so bad," Candace Cameron Bure (DJ Tanner) tellingly tweeted at the same time the movie aired.
Candace Cameron's bestie on the show, Andrea Barber (Kimmy Gibbler), was much more blunt.
"Basically I'm going to be making this face all night," she joked.
John Stamos was actually the kindest out of the bunch, giving a shoutout to the actor who plays him in the made-for-TV movie. Justin Gaston plays John in the movie, who lots of fans will remember for being Miley Cyrus' ex-boyfriend and Taylor Swift's love interest in her "Love Story" music video.
"Good luck tonight @JMichaelGaston - Hope you have as much fun being me as I do," he tweeted on Saturday night.
To their credit, the film's cast knew that not all the original might enjoy their on-screen portrayal.
"Sooner or later, Bob [Saget] is going to see this, and we are either going to go out for drinks or he is going to beat me up," Garrett Brawith, who played Saget in the TV movie, joked with ET earlier this month
ET recently caught up with John on his 52nd birthday last Wednesday, when we surprised the still-hot actor
on the set of his new Fox sitcom, Grandfathered
. Watch below!