It’s that time of year when costumes are on everyone’s brain (and if you’re looking for a great one for your dog, check out this awesome roundup). But for Trotter, a very patient and stylish Frenchie, costumes seem to just be a way of life. Trotter’s outfits and elegantly-styled photos are the work of her owner, San Francisco photographer Sonya Yu. Trotter often looks very serious, but I’m pretty sure it’s OK to laugh.

[tail wags to Colossal]