Microsoft Sam Easter Egg

This is an Easter egg on the level Covenant of Halo 3. It must be done on Normal or higher and must be started from the beginning.

Method
300px|right After you have defeated the Scarabs, attain a Hornet or a Banshee and fly to the right ledge of the Citadel. Walk straight till the end of the edge, reaching a wall. It takes about 2 - 3 minutes for you to hear Microsoft Sam commenting on the game and its developers.

Transcript
 Sam: "OMG (oh my god) this game needs more guitar wank. Am I right?"

Sam: "Happy Easter Marty"

Sam: I am a monument to all Marty's sins lololol

Sam: J and C Paul, you are so totally fired 

Trivia

 * On the left ledge of the Citadel there is a song called Siege of Madrigal.
 * Microsoft Sam is a built in computer voice narrator in Windows XP speech, better known for voice acting the Master Chief in the popular machinima "Arby n' the Chief".
 * This is one of the two Easter Eggs refering to a Machinima series in Halo 3.