Well it all depends on your ability the only way you can improve or find it easier is just practice, remember everyone was a beginer at some point so remember to keep your tools wet so the GS doesn't stick to it/them. also having referance a referance pic. dramatically helps as you know what the finished product wants to look like. may sound cheesy but it's true that practice does make perfect.
They are not Space Bananas, they are Imperial Fists.
These daemons are hungry for mouse clicks please oblige them.