Now, we'll cover the drama: Apparently, Epic dropped the details (including an all too favorable April 9th release date) a little too early. The details previously listed on their website? Gone. That April 9th release date? According to 1UP, Microsoft says that's gone too. The good news is those details have been confirmed to be accurate and have now been mirrored all over these here wonderfully porous internets so check out any number of sites, like The 360 Forum, to get the full skinny.
Read -- Annex details at The 360 Forum
Read -- Gears of War update detailed and pulled (1UP)