Are you a Sony Xperia S owner? If yes, it's time for you to celebrate. Sony is now starting its software rollout for Xperia S including, Ice Cream Sandwich Android 4.0 upgrade and new unique media applications.
You will get a notification when the upgrade is ready, but direct availability in the phone may vary across different carriers. If you plan to upgrade ensure that you are on a WiFi network as the download is around 200MB. The rollout will continue over the next few weeks and Sony Mobile will continue to keep you up-to-date with its progress.