The fastest and easiest ways i know to earn gold are:
zOMG http://www.gaiaonline.com/launch/zomg
and
Booty Grab http://dolphinmania.pandaandpenguin.com/dolphinmania/index.php?start=1
zOMG http://www.gaiaonline.com/launch/zomg
and
Booty Grab http://dolphinmania.pandaandpenguin.com/dolphinmania/index.php?start=1