First Download MyMedia from the App Store (it's freeeee)

Then open the app and search Dilandau in google and click on the first link that comes up in suggestions

Then just search a song. For example, What Makes You Beautiful (:

The suggestion will come up. Then choose one(:

When you choose the song this will come up. Press Download The File(:

Type in the song name you want(:

It will start to download(:

Go to the very last button on the bottom row of black buttons on the screen and then it should be on the bottom of the list(: