They can't convince GAG that he is digging his own grave DEEPER daily. There is no sun but only dark where he is yet he keeps digging digging digging digging.
Every day he humiliates himself by telling lies so authoritatively and consistently and very badly. As people see more clearly how insane he is they are pulling away. Why did it take so long for some of them? They are not the sharpest knives in the drawer. Never were. But eventually even the biggest blockhead notices when he/she is drowning.