Paul Linford is a music composer. He did the police chase music for Need For Speed: Most Wanted, which was then also used in the sequel, Need For Speed: Carbon.

Chris Vrenna (b. February 23, 1967, Erie, Pennsylvania) is an American musician, Grammy-winning producer, engineer, remixer, songwriter, programmer, and founder of the electronic band Tweaker. Vrenna also formerly drummed for the industrial/rock band Nine Inch Nails (1989 – 1997).

In the mid- to late-’80s Chris moved to Chicago, quickly becoming a part of the Chicago industrial music scene and was briefly a member of Die Warzau and Stabbing Westward.

He later reconnected with Trent Reznor, whom he met in the early 1980s, when they both were in local Cleveland, Ohio band the Exotic Birds. Also toured as a live drummer for KMFDM during the Money era tours, in 92. He is currently recording under the name Tweaker, and has released two albums under that name, The Attraction To All Things Uncertain (2001) and 2am Wakeup Call (2004). Tweaker toured select North American dates with Skinny Puppy in 2004.

As producer, remixer, or engineer Vrenna has worked for Rammstein, The Rasmus, U2, Weezer, P.O.D., David Bowie, Cold, Underwater, Scarling., The Smashing Pumpkins, Hole, Marilyn Manson, Rob Zombie, Green Day, The Wallflowers and the Japanese rock band Dir en grey. He has also worked with the underground industrial group Pigface and produced songs and albums for underground girl groups TCR, Jack Off Jill, and Rasputina.

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