[quote=SD B E N N I N G T O N]
can you tell me in a quick summary how and what you used?[/quote]
to be short, i got some old layers saved…
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cropped and placed pics from promo’s into file, got the right composition, so everyone look nice 
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moving things around more, playing around with curves, blurring out image a lil bit
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adding some extra stuff. copying textures/clothing with the cloning tool with various options (with difference blending on, looks extra cool) adding some random stuff around the band
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a lil bit more…
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adding some graphics at the bottom so the whole thing wont look like cutted out. few extra tweaks for hair/and dark areas
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cleaning up/adding some noise/few post production tweaks. dats it!