This is "Sweet Refrain" and "Rez" mashup. Please try to hear if you like. -Used Songs Data- Perfume - Sweet Refrain Underworld - Rez (Bassnectar Remix) Audiomack http://www.audiomack.com/artist/ptera Soundcloud http://soundcloud.com/ptera http://soundcloud.com/ptera-mix http://soundcloud.com/ptera_2nd Mixcloud http://www.mixcloud.com/Ptera/ Twitter https://twitter.com/_283ptera_