Go to an autmotive paint supply store, have them mix you a pint. Then get one of those spray canisters that come with replaceable propellant. Still no match for the finish from an actual compressor spray gun though.
http://www.bnmotorsports.com
"And I will strike down upon thee with great vengeance and furious anger those who attempt to poison and destroy my CEG brothers. And you will know I am the Moderator when I lay my vengeance upon you."