I find these variations on the standard polkadot very appealing—who doesn't love a dot? Especially when they are made of paint flecks and daubs in happy colors.
Clockwise from top left: Suz Sanchez, William Edmonds, Brook Moyse, Ashley G, Natala Stuetz Ma and Grandy, Ayelet Iontef, Ashley G, Ann Wahlstrom, Satsuki Shibuya