How can I add Sounds Kills game?

[F-I-R-E]

I want to add Sounds Kills Kills Someone I
How I do it?

[lolbie]

make a dll
make it so that it plays a sound
like HEADSHOTTT when you make a headshot
than inject it in mw 2
boom sounds

[Kipcorn]

make a dll
make it so that it plays a sound
like HEADSHOTTT when you make a headshot
than inject it in mw 2
boom sounds

I also wanna know
is there a tutorial or something?

[xbeatsszzx]

I also wanna know
is there a tutorial or something?

I dont think so...