A video has been leaked showing the introduction to Grand Theft Auto IV along with the first bit of gameplay. The gameplay shows Niko and his cousin Roman after Niko arrives to the country. If you do not want the gameplay to be spoiled, do not watch. As for us, we already hunger for more. Those who want to download this, you'll find links at the source.
[GTA IV Intro Leaked]
Update: More gameplay can be seen now at the video below. Rockstar is cracking down on the guy who uploaded these, so for your sake we hope you see them. [NeoGAF]
Update: Even more gameplay for us to enjoy! The second video below is the best quality yet.
Update: They don't stop coming in, there are so many of them.