I found this tutorials very amusing and informative.... just though of sharing this for a laugh and to learn some basic skill in Photoshop.
Donnie Hoyle has created a hilarious series of You suck at Photoshop on Youtube:
Volume 1: Distort, Warp, & Layer Effects
Volume 2: Covering Your Mistakes
Volume 3: Clone Stamp and Manual Cloning
Volume 4: Paths and Masks
Volume 5: Select Color Range
Volume 6: Filter: Liquify