ruffle someone's feathers
Meaning: If you ruffle someone's feathers, you do something to upset or annoy them.
- I didn't mean to ruffle Gillian's feathers. I just asked her if she could return the books she'd borrowed.
- The interviewer ruffled the president's feathers when she asked the same question again after he'd tried to avoid answering it.
Sandra ruffled Russel's feathers by saying