Lucas and Anna of The Blue Caravan playing Welcome to the Machine by Pink Floyd. Lucas on electric guitar, Anna on acoustic and vocals. TheBlue Caravan is Lucas, 18, guitar, Anna, 16, vocals, and Ricardo, 16, drums. Find the rest of our videos here on youtube, youtube.com/thebluecaravanSA or add us on myspace at myspace.com/thebluecaravansa! Rate and Comment!!!…