Buffy is not amused. Since she is closer to a monkey than a cat anyway, it required the quick response of a SLR camera to capture her with the antlers before she houdini'd her way out of them.
Giles (who is best described as the embodiment of a British gentleman) was so ashamed he refused to look us in the eye no matter how many times we called his name.
Lupin very wisely left the room as soon as he saw what the other kitties were being subjected to. Here's Buffy, giving Lupin a "high five" for being so quick thinking and escaping the antler hat photo session.