Maybe they just lose their fear of Mario because they truly believe he's a bee?

Kill Bees, behead Bees, roundhouse kick Bees into the concrete, slam dunk a bee baby into the trash can, crucify filthy Bees, defecate into Bees's food, launch Bees into the sun, stir fry Bees in a wok, toss Bees into active volcanoes, urinate into bees's gas tank, Judo throw Bees into a wood chipper, twist Bees heads off, report Bees to the IRS, karate chop Bees in half, curb stomp pregnant Bees, trap Bees in quicksand, Crush Bees in the trash compactor, liquify Bees in a vat of acid, eat Bees, dissect Bees, exterminate Bees in the gas chamber, stomp Bees's skulls with steel-toed boots, cremate Bees in the oven, lobotomized Bees, mandatory abortions for Bees, grind Bee fetuses in the garbage disposal, drown Bees in fried chicken grease, vaporize Bees with a raygun, kick old Bees down the stairs, feed Bees to alligators, slice Bees with a katana.