You ask, I answer.
For a useful guide on adding text to FCP then look here http://www.dummies.com/how-to/content/creating-text-with-final-cut-pro-hd-and-adding-it-.html
For how to overlay
For how to use colour correction in the advent of Shatter Resistant's unasked for but given anyway access to the big green tick of doom and having watched the Oliver Fox group turn Radhika's hand purple then giggling maniacally:
Oh, and some more on adding text:
And some more on layering: