Stuck on a poster?
Then try this out. ; w ; This always helps me when I can't think of anything . OTL

Step 1 : Create a new layer (I already have a premade poster made for this tutorial)

Step 2 : Get your free select tool . Make a path around your person(s)

Step 3 : Get your bucket tool . Use any color you desire and fill in the path . c:

Step 4 : Go to Select > Shrink > 1 

Step 5 : Use your eraser tool to erase the inside . c: Select > None

Video Tutorial : 

Idk, do you guys really need one? OTL

Tutorial By: SHINeelovr4evr
GIMP Innovations 2012