With social media influencers, you don't even have to worry much about the deepfakes glitching - the usage of filters is rampant enough that glitches have been completely normalized.
Had an influencer make me up crap about a her work. Hundreds of people calling her out on it.
Her fans did not care. Comments all got buried or deleted.
The fans would come up with dumbest possible rebuttals.
Basically they liked her she was pretty therefore she was right about everything. And all the easy to verify facts were not important.
Any halfway competent social media management team has enough bots on standby to be able to sweep anything but an absolute stone cold dead-body-in-the-trunk scandal under the rug in seconds.
Step 1 of managing any celeb's social media profile is to add 15k of bots to their followers so you can 'forum slide' any criticism away at will.
There are entire subreddits devoted to how incredibly fake instagram and TikTok people make themselves look with filters so yes, this is already normal with real people. It would not take much.
The fans would come up with dumbest possible rebuttals. Basically they liked her she was pretty therefore she was right about everything. And all the easy to verify facts were not important.