O BLAARGAGG!?!
When you're so panicked you can't even form a sentence and you just yell 'O BLAARGAGG?!?,' then throw a tantrum.
Friend: 'What's going on?' Me: 'O BLAARGAGG?!?'
Teacher: 'What did you do?' Me: 'O BLAARGAGG?!?'
Friend: 'Why are you screaming?' Me: 'O BLAARGAGG?!?'