Standard Debris Cleanup (Self-Reference)

-- Controller script. (doCleanupTask.lua)
script.Parent.ChildAdded:connect(function (child)
    newCleanup = script.Parent.doCleanUp:clone()
    newCleanup.Parent = child
    newCleanup.Disabled = false
end)

-- Cleanup Script (doCleanUp.lua)
wait(10)
script.Parent:remove()