CountdownScript

local newYear = os.time({year = os.date("%Y", os.time() + (365*24*60*60) - (24*60*60)), month = 1, day = 1})


while wait(1) do

    local currentTime = os.time()

    local timeDiff = newYear - currentTime


    local d = math.floor(timeDiff/60/60/24)
    local h = string.format("%0.2i", math.floor((timeDiff - (d*60*60*24))/60/60))
    local m = string.format("%0.2i", math.floor((timeDiff - (d*60*60*24) - (h*60*60))/60))
    local s = string.format("%0.2i", timeDiff - (d*60*60*24) - (h*60*60) - (m*60))
    local formattedTime = d .. ":" .. h .. ":" .. m .. ":" .. s

    script.Parent.Clock.ClockGui.TimeToNewYear.Text = timeDiff <= 0 and "00:00:00:00" or formattedTime

    if timeDiff <= 0 then

        break
    end
end


for i = 1, 100 do

    for x = 1, math.random(2, 7) do

        spawn(function()

            local firework = script.Firework:Clone()
            firework.Parent = workspace

            local cf = CFrame.new(
                Vector3.new(
                    math.random(script.Parent.FireworkSpawn.Position.X - script.Parent.FireworkSpawn.Size.X/2, script.Parent.FireworkSpawn.Position.X + script.Parent.FireworkSpawn.Size.X/2),
                    script.Parent.FireworkSpawn.Position.Y + firework.Size.Y/2,
                    math.random(script.Parent.FireworkSpawn.Position.Z - script.Parent.FireworkSpawn.Size.Z/2, script.Parent.FireworkSpawn.Position.Z + script.Parent.FireworkSpawn.Size.Z/2)),
                Vector3.new(
                    0,
                    math.random(0, 360),
                    0))

            firework.CFrame = cf

            firework.Transparency = 0

            firework.Velocity = Vector3.new(0, 200, 0)

            firework.Anchored = false

            firework.LaunchSound:Play()

            repeat wait() until firework.Velocity.Magnitude <= 30

            firework.Anchored = true
            firework.Transparency = 1

            firework.FireworkParticles.Enabled = true

            firework.ExplodeSound:Play()

            game:GetService("Debris"):AddItem(firework, 2)
        end)

        wait(math.random(10)/10)
    end

    wait(math.random(1, 3))
end