Create a new file that would have 1024x768 px and 72 dpi. Select next the Brush Tool (B) and install out of Internet the set of ready to use brushes, entitled Blood_Splatter_Brushes_By_VexingArt. It will be helpful when picturing several drops, as the next picture shows it. The colors' codes are #B6E9FD and #BDE8D2.
Fill 10% on the layer.
You should get the same result as this one:
Using the same brush, we need to picture on a new layer several other black drops, as the picture shows it:
Now we have to select the Pen Tool (P) and represent a ray that must be doubled after that and changed its shape with the Free Transform selection (Ctrl+T).
You must use the same colors' codes, shown below:
Create a new layer and apply on it the same brush, used earlier. We have to paint now in white the end of the rainbow.
Use the same type of brush, shown below and try to represent on a new layer a kind of blot.
Select the same adjustments as those indicated below:
It's the picture we should get at this stage:
Find in Internet a picture of flower, like this one shown on the picture:
Cut it out, using the Eraser Tool (E) and insert it on our picture.
Select now Filter>Filter Gallery>Artistic>Cutout
Press on the next combination of buttons now: Ctrl+Shift+U (Desaturate).
Make a copy of our flower and place the copy above the original one. Next enter the option Filter> Filter Gallery>Stylize.
Press now on this combination of buttons: Ctrl+Shift+I.
Apply for this layer the next adjustments:
We'll get the next result:
Find also in Internet a picture of a jumping girl and cut out the picture's background.
Select now Filter>Filter Gallery>Artistic>Dry Brush.
And now choose the next selection: Blending Options>Outer Glow.
Select the instrument, shown with red color, situated on the layers' palette.
Set the same adjustments, presented in the table from below:
The picture is finished!
More Tutorials: 
