Two more announcements still to come but check out what we're in store for already:

Muse, Lily Allen, Calvin Harris, Groove Armada, Ladyhawke, Gin, Kasabian, Powderfinger, Eskimo Joe, PNC, The Checks, The Mars Volta, Peaches, Girl Talk, Rise Against, Mastadon, The Horrors, The Decemberists, Karnivool, The Temper Trap, Dimmer.

Big Day Out 2010 will be held on Friday 15th January at Mt Smart Stadium in Auckland.