Grossi toured with Quiet Riot in 2005 and 2006 throughout America, Europe, South America and Asia and contributed songwriting on the songs "Free" and "Stange Daze" for the 2006 Rehab (Quiet Riot album) and joined in for the album's 2007 tour, which included feature slots at the 2007 Sweden Rock Festival as well as the first annual Rocklahoma Festival.
The relentless two years of touring has included multiple appearances at the highly regarded Rocklahoma festival in Pryor, OK as well as other notable appearances at Seattle Hempfest, Whisky a Go Go, Phoenix Concert Theatre, Heavy MTL, & Polson Pier.