Promo & Catscan / Toch Welleuk

Whose song is Promo & Catscan / Toch Welleuk?

Artist Album
DHT
Virus 10
Various
Controlled Demolition (Disc 1)
HARDCORE TO THE BONE Vol.VI (CD2)
Hardcore Yearmix 2003
Various Artists
Masters of Hardcore XXV CD3