Happy Holidays! We wanted to let you know that two Track Packs for Guitar Hero World Tour have gone live.

The Hard Rock Track Pack features:

* Hinder – “Use Me”
* Nickelback – “Because of You”
* Rev Theory – “Light it Up”

The Reggae Rock Track Pack features:

* Pepper – “Your Face”
* Slightly Stupid – “Jimi”
* The Expendables – “Sacrifice”

The Hard Rock Track Pack is available via Xbox LIVE Marketplace for 440 Microsoft Points and from the PlayStation Store for $5.49. The songs are also available as singles for 160 Microsoft Points, $1.99 from the PlayStation Store and 200 Wii Points. Due to holiday scheduling, this Track Pack will be available in Europe on January 8th.

The Reggae Rock Track Pack is free and is available for download on Xbox 360, PlayStation 3 and Wii.