Downtown Hamilton is expecting hundreds of visitors for First Friday.
The Hamilton Downtown Association is celebrating Montana's great outdoors.
There will be information on upcoming cycling events and things for fly-fishers. You might see Smokey Bear shopping. The Hamilton Players will be telling campfire stories.
Most stores will be open until 8 p.m.
"The weather's finally nice," said Chapter One Book Store's Mara Lynn Luther. "People are going to be out. It's our first summer event, sort of like kicking off the whole summer season."