There are many Purple Lamps. Are you looking for:
Frito Lamp - Who is not a Purple Lamp at all, merely a fanboy.
Matt Omley - Who is also just a fanboy, but talks about Purple Lamp all the freaking time.
Purple Lamp Clansmen - Who are also not Purple Lamps, but are dedicated to them.
Baggy Jesus O'Malley the Jew - Who is a Purple Lamp, but is rather unique.
Lamp Prime - The leader of the Purple Lamps.