Oksana’s Tape Expert Claims No Monkey Business

Tmz :    TMZ has gotten hold of Oksana Grigorieva’s ammo in her war with Mel Gibson over whether her secret recordings were edited … and O.G.’s expert claims they’re the real deal.

TMZ has obtained a declaration Kent Gibson, a forensic audio expert who examined the 18 recordings from Oksana’s computer — 9 are voicemails from Mel and 9 are recorded conversations between Mel and Oksana. By the way, check out the times the various calls were made — interesting.

In his declaration filed in the family law case and obtained by TMZ, Kent says, “In my professional opinion as a forensic audio examiner, I conclude that the recordings have not been modified, and can be considered authentic.”