Windows Live Messenger 2009 (14.0.5027.908)
You can try the beta from here.
You also can install in the windows server 2008, – copy from the path : C:\Program Files\Common Files\Windows Live\.cache from another machine(vista or xp 32bits)
And you also can uninstall it by Run msiexec /x {B1403D7D-C725-4858-AACC-7E5FA2D72859} in command prompt.
I don’t know why my messenger 2009 beta in windows server 2008 always return “the service is unavailable” …