Mashup (bootleg or bastard pop) is a genre musical hybrid.It's the combination, in one music piece, two or more existing tracks, the vocal parts generally associated with the instrumental of another.themashupradio.com international representative the community or bootleg mash up in the world via a digital radio available on the web and mobile.THEMASHUPRADIO.COM it’s more than 14 000 listening hours for loan of 23 000 auditors since his launch among which 9 000 sessions of more than 15 minutes. (Source RADIONOMY 1rt September 2011).