When I installed the free SQL Server Express edition one of the tooling I missed was SQL Server Profiler which comes with the paid version of SQL Server. Today I found a nice replacement: Express Profiler.
It’s simple but good enough for seeing what queries get fired to the database. And it’s small (a 140kb .exe file) and portable. So just put it on your DropBox in the <portable_apps> folder and you can use it everywhere!