Oct. 31, 2012 at 4:14 PM ET
The seller of the 1960s Japanese Zen-On bass was a teenager at the time of the video's shoot; he had applied to be an extra, and grabbed the bass from the set.
Knowing the bass would be destroyed, Novoselic sought an inexpensive piece of gear, and purchased the bass at a local pawn shop. The instrument is expected to fetch between $24,000 and more than $40,000.
More from Rolling Stone: