Who did David Draiman play in Transformers?

I saw somewhere that David Draiman, lead singer of Disturbed, was in Transformers, who did he play?Who did David Draiman play in Transformers?He wasn't in the movie but Disturbed did make a song for the soundtrack. The song is called: This MomentWho did David Draiman play in Transformers?i don't think that's true b/c i watched the movie several times and i don't remember seeing him in it.



plus wikipedia does not have him being in the movie at all.

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