Here are some of my favorite pieces that dont scream Minnie Mouse, but will still get some attention:
Modcloth, Mary Queen of Spots Dress, $49.99
Orvis, Hooded Zip Front Dot Sweatshirt, $69
Kate Spade, 'idiom' wide enamel bracelet, $98
Chooka, 'posh dot' rain boot, $65
Spanx, dotted fishnet tights, $42
Amazon, Light Scarf in Purple with Polka Dots, $58