This page contains Heatseeker Unlockables for Playstation 2 called "SR-71 Blackbird" and has been posted or updated on May 10, 2007 by GTACHRIS. Let us know what you think of this Unlockable by thumbs voting.
You have to finish the Pilot bonus objective for the final mission (Mission 4.5-Final Count Down) to unlock this secret plane.
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