Get (one's) bell rung verb phrase
To be hit violently, especially on the head
After getting his bell rung, he lost balance and passed out.
I couldn't believe Mary got her bell rung by her husband, who was seemingly kind-hearted.
To be astonished by the occurrence of sudden situations
Come to an abrupt stop.
The verb "get" must be conjugated according to its tense.
The origin of this phrase is not clear.
It was often said by a photographer when he would like small children to look at the camera and smile before he took a photo.
When the photographer said “watch the birdie”, all of us looked at the camera and smiled.