It's: Fred's is a casual dive bar, but let's all look cute. Girls: Comfier dresses (short with tights - or long), black jeans & cute sweater, etc. Boys: Dark jeans/corduroy pants/slacks, winter blazer, sweater, less dressy button down shirt (even throw on a turtleneck if you're feeling it!)
Warm & Classic Eveningwear - Meets - Holiday Spirit Girls: Deep reds and greens, plums, black, brown, velvet, silk, satin Boys: A dark suit in black, navy, charcoal, etc. with a holiday touch if you have (ie. plaid shirt or pocket square, burgundy/forrest green tie, velvet jacket)
Avoid it if you can :) Street parking can be a pain. But here are parking garages in proximity to both Friday and Saturday night: https://maps.app.goo.gl/bwKoePcdN4K37zat7