The 10th Annual ULTIMATE Halloween Bash! Saturday, October 29, 2011 Showbox at the Market, downtown Seattle By Send2Press Newswire on October 6, 2011 in Entertainment, Events, Press Releases, SEATTLE, Wash., Theater and Live Events, Washington State SEATTLE, Wash., Oct. 6, 2011 (SEND2PRESS NEWSWIRE) — This year Halloween Seattle is bringing you the ‘ULTIMATE Halloween Bash’ Halloween Party. It is the biggest Halloween Costume Party in Seattle! Tonight, you’re in control! Continue Reading