The Knack's "My Sharona" Brit Plexi Brt tone. Features the Brit Plexi Brt amp through a 4x12 Greenback25 cabinet. Effects include modulation (Chorus70s Chorus), reverb (Reverb Hall). • Snapshot 1: RHYTHM • Snapshot 2: SOLO Variax configured with Model 40, custom tuning, magnetic pickups, volume at -10%, tone at -10%.