PSO – $10 Sr Perks $10.00 PSO - $10 Sr Perks quantity Add to cart Categories: booster items, Senior Perks Related products Sale! Glendale Prep Griffins Unisex T-shirt $20.00 $0.00 Select options PSO – $25 Sr Perks $25.00 Add to cart Teacher Appreciation Donation – $100.00 $100.00 Add to cart Glendale Prep Band & Orchestra T-Shirt $20.00 Select options