Related Clues:
- Races a motor
- Concert props that guitars hook up to
- Rock band blasters
- Guns, as on a racetrack
- Woodstock stage lineup
- Music store wares
- Power boosters
- Stacked on stage for guitars
- Concert boxes
- Sound system boxes
- Rock-blasting equipment
- Amps (up)
- A note about millions needed for rock band's requirements?
- Electrical units installed in campsite
- Gig hookups