Tutorials

Photoshop-

http://photoshoptutorials.ws/photoshop-tutorials/photo-manipulation/the-maiden-and-hummingbird-photo-manipulation.html

http://photoshoptutorials.ws/photoshop-tutorials/photo-manipulation/combine-photo-elements-to-create-a-surreal-photo-manipulation.html

http://www.youthedesigner.com/2008/03/10/adobe-photoshop-cs3-tutorials-extract-complex-shapes/

Illustrator-

http://revision3.com/pixelperfect/gmesh/

http://www.bittbox.com/illustrator/illustrator-how-to-make-custom-swooshes-swirls-and-curls/

http://www.metacafe.com/watch/yt-h92VWRricOI/illustrator_cs3_tutorial_using_brush_tool_to_trace_sketch/