Complex sentence: Ira's dumbest students Deke and Danny (Ethan Suplee and Michael Ray Bower) recall selenium sulfide is the active ingredient in Head & Shoulders, so the team procures a firetruck and fills it with the shampoo.
Split into simpler sentences: Ira's dumbest students Deke and Danny (Ethan Suplee and Michael Ray Bower) recall selenium sulfide is the active ingredient in Head & Shoulders. So the team procures a firetruck and fills it with the shampoo.