Nox Lucky Wallpaper is a free android application. It's for the Verizon LG Optimus G and works well on both LG Optimus Vu. It's available for free download over at the Google Play store, so why not give it a shot? Once downloaded, you'll need to get into the Google Play application directory and then choose "Android". From there go to the section labeled "SD card" and download the app.
Once downloaded you'll need to reboot your phone and you should get the free version of the application. It will also bring up a pop up asking if you want to update to the paid version. Since you're downloading this free version, the chances are pretty good that you will upgrade after about 30 seconds of use. If you don't want to wait then go ahead and download the paid version but you should be warned that the paid version is not the same as the free version.
The paid version will allow you to download any number of videos in addition to your music and you can also use this application to manage your emails. You can still upload your own photos and songs from your camera. If you wish to use the free version just go to Google Play and download the free version. Once downloaded you should be able to play or download a video from the internet that you can then add to your library. Once you do, you can delete the one you already have from your phone by going to the settings then the tab titled "Settings". In order to continue using the application you will need to enable the download of apps and start the application.