Xmas Bundle

Not all of these are must buys, but they're good

Guitar Hero (or Rock Band)

Halo 3

Assassin's Creed

Mass Effect

Call of Duty 4

Well, even if you just buy the premium xbox 360, it comes with Forza motorsport 2 and Marvel ultimate alliance.

These games are also some must buys....

-Halo 2

-Call of Duty 4

-NBA 2K7

-Bioshock

-Gears of war

You probably want to pick up an extra controller too.

Yeha I would get a pro to start out with and if you need more Hard drive space then just get the 120GB hard drive but some good games to get would be

Halo 3

Bioshock

Oblivion (which i think you can get for like $30)