Sky have plans to make several changes to their channels on the 24th January 2012.
Sky HD customers will only see the HD versions of Sky Arts 1 and Sky Arts 2. Also, Sky Arts 1 HD will move futher up the EPG to channel 129, and Sky Arts 2 HD will also move up to channel 130.
Sky 2 will be moved down the EPG from channel 129 to channel 121.
Sky Living Loves will be closed down on the same day, and Sky Living +1 will move from channel 121 to channel 123.
Sky 3D (only available for Sky HD customers with a 3D-capable TV) will be moving from channel 217 to channel 170.