You just bought Nexus 4 and you don't know anything about Android operating system, so I will guide you through literally first steps on this great phone.
If you know how to sing or hum a song, but don't know the title or the artist performing it, you can use a midomi website which will help you find the the song.
We are going to apply a bunch of Photoshop effects and use a few tricks to turn a photograph of lovely Scarlett into a pencil drawing. It's a bite longer tutorial just be sure to follow it closely and you'll be fine.
If you'r a fast typer and don't pay much attention to spelling or English isn't your first language? No biggie, you can get a spell checker add-on for Firefox.