ok, my headlights have three bulbs in them, two of them are like regular cylinder shaped ones and one is rounded off at the end...does it matter if i get all new ones just like the two cylinder shaped ones....like will it work in the rounded ones spot....if not then where can i get a rounded one (white/blue light) or do i just have to live with it.....im gettin new blue lights and i just dont want to have that leftover yellow light there.....plz help