Those Nazi’s were some evil bastards: “No you wrap zee kitty and zee ‘and grenade in zee cloth. Pull zee pin, lob it at zee enemy unt BANG. Inztant Kitteh bomb”.
Once the number three, being the third number, be reached, then lobbest thou thy Holy Hand Grenade of Antioch towards thy foe, who being naughty in My sight, shall snuff it.” Amen. — Monty Python and the Holy Grail, 1975
This is why they don’t shape grenades like boomerangs. I ROR’ed