Came cross a great tutorial by Alien Wang(in Chinese): [link]
The result of practice is just this! Haven't released freebies for a while and hope you like it!
And by the way, the tutorial is really easy to follow and I bet you can try it without reading the words. Sizes included:
iPhone 4 Retina 640x960Credit:
The credit of the iMac used in the preview image goes to ~Nemed [link]
My Portfolio: IconMoon.com