This one is for the more advanced users. A lot of illustrations have been popping up lately with the same heavy grunge or emo effects, and people have been requesting a tutorial on how to replicate that same grunge effect in their own images. Well, look no further. This tutorial will walk you through the process. Keep in mind that this is intended for more advanced users, and skips over a few steps that might not be obvious to beginners.
More Tutorials:
Awesome Photo Manipulation in GIMP
Crazy Insane Photo Manipulation in GIMP
Enlarging Images with Liquid Rescale
GIMP101: Possessed Eye in GIMP
How to Add Text Behind a Picture
How to Create an Animated Text Banner in GIMP
How to Install GIMPShop Brushes
How to Make a Colorful Line/Wavey Effect in GIMP
How to Make a Loading Bar in GIMP
How to Remove and Insert People
How to Resize a Picture in GIMPShop