The Grim Adventures Of Billy and Mandy Season 3 Episode 5 - Nursery Crimes / My Peeps >When Billy ruins his eyes by playing too many video games and looking directly into the Sun, Mandy and Grim suggest he see an ophthalmologist. When Billy refuses wearing glasses or having laser surgery, Grim uses his own scythe to zap his eyes. Although Billy has sharp and clean eyesight, he can also see glimpses of the future, specially horrific accidents that occur to his best friends such as Irwin injured while riding a bike, Pud'n getting crushed by an elephant and Mandy's severed head on the table with a pink sheet over it. Grim zaps Billy's eyes multiple times to restore them to normal. Billy ends up with unusual-looking eyes.