First tutorial!

Go from to using PS CS2 :]

*Uses selective color - sorry, not translatable.
*Relatively easy - just a few quick steps.
*PSD file included.
*Feel free to friend me :].

1. Duplicate your base twice and set the first to Screen at 55% and the other to Soft Light 55%.
2. Layer --> New Adjustment Layer --> Brightness/Contrast
Brightness: +25
Contrast: -25
3. Layer --> New Adjustment Layer --> Hue/Saturation
Master Control Settings: Saturation +25
4. Layer --> New Adjustment Layer --> Selective Color
Reds:
Cyan: +100
Magenta: +55
Yellow: +30
Black: -5

Yellows:
Cyan: 0
Magenta: 0
Yellow: -100
Black: -100

Cyans:
Cyan: +100
Magenta: -60
Yellow: -100
Black: +100

Blues:
Cyan: +100
Magenta: +35
Yellow: -100
Black: +50

Blues:
Cyan: 0
Magenta: 0
Yellow: 0
Black: -100

Whites:
Cyan: +45
Magenta: -25
Yellow: -45
Black: +25

Neutrals:
Cyan: +100
Magenta: +10
Yellow: +25
Black: -5

Blacks:
Cyan: 0
Magenta: 0
Yellow: -15
Black: 0
5. Layer --> New Adjustment Layer --> Brightness/Contrast
Brightness: -10
Contrast: +10
6. Add a new fill layer with white [#FFFFFF] and set to Overlay at 15%
7. Duplicate your base again and drag it to the top. Set it to Saturation at 55%

DONE! I'd love to see your results ^_^

Download the .psd file here.