A combination automotive headlamp and an external attachable light source, comprising: a headlamp comprising a lamp capsule adapted to generate light; a headlamp base including an upper surface, an outermost peripheral surface, a capsule lead-receiving region, and a vehicle wiring connector-receiving region; a retainer affixed to the lamp capsule and interconnecting the headlamp base and the lamp capsule, the retainer defining at least one light exit region at a location between the upper surface and the lamp capsule; and the headlamp base further defining a cavity therein disposed underneath the lamp capsule and defining a light passageway extending between the outermost peripheral surface and the upper surface, the light passageway defining a light entrance window at the outermost peripheral surface; and an accent lamp separate from headlamp base and attachable to the automotive headlamp base, the accent lamp comprising a base; a solid state light source disposed on the base; and a first retaining member disposed on the base and adapted to attach to a first portion of the headlamp base; whereby the solid state light source is optically coupled to the light entrance window of the headlamp base. a headlamp comprising a lamp capsule adapted to generate light; a headlamp base including an upper surface, an outermost peripheral surface, a capsule lead-receiving region, and a vehicle wiring connector-receiving region; a retainer affixed to the lamp capsule and interconnecting the headlamp base and the lamp capsule, the retainer defining at least one light exit region at a location between the upper surface and the lamp capsule; and the headlamp base further defining a cavity therein disposed underneath the lamp capsule and defining a light passageway extending between the outermost peripheral surface and the upper surface, the light passageway defining a light entrance window at the outermost peripheral surface; and a lamp capsule adapted to generate light; a headlamp base including an upper surface, an outermost peripheral surface, a capsule lead-receiving region, and a vehicle wiring connector-receiving region; a retainer affixed to the lamp capsule and interconnecting the headlamp base and the lamp capsule, the retainer defining at least one light exit region at a location between the upper surface and the lamp capsule; and the headlamp base further defining a cavity therein disposed underneath the lamp capsule and defining a light passageway extending between the outermost peripheral surface and the upper surface, the light passageway defining a light entrance window at the outermost peripheral surface; and an accent lamp separate from headlamp base and attachable to the automotive headlamp base, the accent lamp comprising a base; a solid state light source disposed on the base; and a first retaining member disposed on the base and adapted to attach to a first portion of the headlamp base; whereby the solid state light source is optically coupled to the light entrance window of the headlamp base. a base; a solid state light source disposed on the base; and a first retaining member disposed on the base and adapted to attach to a first portion of the headlamp base;