sql server 2005 RS multi-value params june ctp

I have a very simple report with two non-queried values in my param list and the multi-select params box checked.  The dataset only has two records, represeneted by the two params.  The report always returns both records in VS and report manager whether I select one param, both, or the "select all" option.  Anyone esle have this experience

Microsoft SQL Server Report Designer  
Microsoft SQL Server Report Designer
Version 9.00.1187.00

Microsoft SQL Server Report Model Designer  
Microsoft SQL Server Report Model Designer
Version 9.00.1187.00

Microsoft SQL Server Management Studio      9.00.1187.00
Microsoft Analysis Services Client Tools      2000.090.1187.00
Microsoft Data Access Components (MDAC)      2000.085.1117.00 (xpsp_sp2_rtm.040803-2158)
Microsoft MSXML      2.6 3.0 4.0 5.0 6.0
Microsoft Internet Explorer      6.0.2900.2180
Microsoft .NET Framework      2.0.50215.312
Operating System      5.1.2600

Windows XP sp2