Dave Hackbarth
Also known as: Gym Nicholson, Sim Wilson, Gary Dean Olson, also credited as Jim Nicholson and Neel Down, Ric Alba, Danny Pavlis, Rob Gallas, David Raven
Dave Hackbarth is a musician connected to 1 artist page across the Waken The Dead alternative Christian music community. Current or continuing connections include Undercover. Documented roles include guitar, vocals, drums, percussion and handclaps. Waken The Dead also records Dave Hackbarth as Gym Nicholson, Sim Wilson, Gary Dean Olson, also credited as Jim Nicholson and Neel Down, Ric Alba, Danny Pavlis, Rob Gallas and David Raven.
Last relationship check: November 13, 2026
The story so far
Dave Hackbarth is a musician whose documented roles include guitar, vocals, drums, percussion and handclaps, with verified WTD connections across 1 band.
Current or continuing work includes Undercover (guitar, vocals, drums, percussion, handclaps).
Bands and projects

Undercover
- current member · guitar, vocals, drums, percussion, handclaps
Musical timeline
- Dates not yet verified
Undercover
current member · guitar, vocals, drums, percussion, handclaps
- guitar, vocals, drums, percussion, handclaps
Played alongside
Bill Walden
Undercover
Chuck Cummings
Undercover
Danny Pavlis
Undercover
David Raven
Undercover
Gary Dean Olson
Undercover
Gym Nicholson
Undercover
Ojo Taylor
Undercover
Ric Alba
Undercover
Rob Gallas
Undercover
Sim Wilson
Undercover
Relationship evidence and sources
- Undercover: current member · guitar, vocals, drums, percussion, handclaps
- Undercover: former member · vocals, handclaps