He'd got stage-fright, or cold feet, or something of the kind.
“I shall have stage-fright and spoil everything,” declared Roberta forlornly.
Noticing his stage-fright, the audience tried to encourage him by applause.
It was time to go out and face the party, but he had stage-fright.
"I hope you won't be taken with stage-fright," laughed Cathy.
He had stage-fright when ...