Currently at argos, you get 5 Game Best Sellers Pack for free with any Xbox 360 console. Arcade being the cheapest. (5 Game Best Sellers Pack - Xbox 360 (568/7851))
The 5 Games are
- Fuzion Frenzy 2
- Viva Pinata
- Project Gotham Racing 3
- Xbox 360 Live Arcade Unplugged: Vol 1
not the best of games but its free.