The Windows Phone 7 messaging app icon changes to sad face when an error occurred while sending a message http://littlebigdetails.com/post/29689526595/windows-phone-7-the-messaging-app-icon-changes …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
The Windows Phone 7 messaging app icon changes to sad face when an error occurred while sending a message http://littlebigdetails.com/post/29689526595/windows-phone-7-the-messaging-app-icon-changes …