1: Open  a new file (500x650 px)

2: Open  your pictures and textures (File>Open)

3: Open a new file (600x750)

4: Divide your new file into 6 equal parts > the template  and place your pictures

5: Desaturate your pictures (Layer > New Adjustement Layer > Black & White > Ok)

6: Select all the layer and Convert them into a Smart Object (right click> Convert into Smart Object)

7: Add it to the background of your poster

8: Duplicate the layer and add a this Layer Style

9: Move a little bit your layer (you can use the the arrows on your keyboard) You made a 3D effect !

9: Group your two layer and add this Layer Style

10: Made a new path with the rounded Rectangle Tool (U)

11: Select the path and “Free Transform it”

12: Add a Vector Mask in the group

13: Add this texture with Divide for the Blending option

14: Crop the Ulzzang girl (you can try my tutorial here)

15: Add the layer with the girl in the layer group with the background and add a "drop shadow"

16: Add the text (I used this font : Stencil Std) and this Layer style, Adjust your text (to separate the word Gang-ster I used space button )

17: Click on the shift button on your keyboard and on the ulzzang girl layer

It will select the edge of the girl. Invert your selection (selection>Inverse)

18: Add a Layer Mask on the text. The part of the text who is on the girl will disappear.

19: Add this adjustment

It's finished!

Haha, I think my tutorial is a bit err.. messy (?)