Free photoshop tutorial how to create a effect of a cool fireworks effect.

[1]- First of all open a new documet size 400x400 pixel
96resolution,
RGB color mode, after that Create
a new Layer1 from the Layer window

[2]- Now fill the black color
with Alt+Backspace

[3]- Now create a circle with the
help of the Elliptical marquee tool
.

[4]- Press the Ctrl+I to Inverse
after that press the Ctrl+D

[5]- Go to Filter>Stylize>Extrude

[6]- Look below and use the following settings

[7]- Now here press the Ctrl+F
Now Your image should look
like this

[8]- Now again go back in Extrude
and use the setting below

[9]- Your image should look like this

[10]- Here select the Black color to the
forground and select
the Red color
to the Background

[11]- Go to Filter>Render>Difference Clouds

[12]- Your image should look like this

[13]- Press the Ctrl+M to Curves
and use the following settings

[14]- Now your image has been completed

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