Screen Splitter 2 is an effect plugin for Final Cut Pro X which allows users to easily play multiple videos at the same time. It's easy to configure and manipulate with only a few clicks. Links:

Final Cut Pro X Tutorial: http://techtalkamerica.com/final-cut-pro-x-live/

Download Screen Splitter 2: http://bit.ly/screensplitter2

Buy Cheap Copyright Cleared Music: http://bit.ly/1NNwIj2