Looking for Christmas gifts or stocking stuffers? You better make sure they work first!  During the month of December, we'll be going through some of our best Does It Work products.

This week we look at the Rock-It 3.0. The small device promises to deliver big sound when you plug it into your music device (like an iPod) and attach the other end to a hollow object.

Click Here to See Test

Also, we check-out the Thundershirt again. It says it's the "proven solution for dog anxiety."  The makers claim Thundershirt works by applying "gentle pressure.” See if our two doggie testers liked their new shirts.

Click Here to See Test

Best of Does it Work? Part 1.