Home Uncategorized Black Friday Positive Grid deals 2022: huge savings on the Spark, Spark Mini, Riff, BIAS and more Black Friday Positive Grid deals 2022: huge savings on the Spark, Spark Mini, Riff, BIAS and more planetsixstring November 25, 2022 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Today’s best Black Friday Positive Grid deals on everything from the Spark Mini amp and bundles to BIAS software