It was when the citizens of her state started to turn on her, even though her approval rating is still over 50%, believe it or not, she told her fellow Alaskans to go fuck themselves. She reminds me of a spoiled brat who doesn't give a damn about anyone but herself.
She did, after all, try to turn down millions of dollars in stimulus money that would have helped lots of people in her state so that she could bolster her ratings with the far right fringe of her party.