Only a few days after their March release date being shunted back, we get this, confirmation that the relase date slip was indeed just a tiny one, both the Xbox version of Doom3 and the PC expansion pack DOOM 3: Resurrection of Evil, will ship in very early April.

iD Software Confirms Next DOOM 3 Invasion Set for Week of April 4

SANTA MONICA, Calif., Feb 09, 2005: Make a date with death. id SoftwareTM and Activision, Inc. (Nasdaq: ATVI) today confirmed the week of April 4 as the worldwide release of never-ending evil, with the arrivals of both DOOM 3 for the Xbox® video game system from Microsoft and DOOM 3: Resurrection of Evil, the official PC expansion pack to what critics and gamers have raved is one of the scariest games ever created: DOOM 3.

You can read the full press release at biz.yahoo.com.