E3 2011: Microsoft And Sony Press Events Detailed
E3 2011 kicks off on 7 June, but Microsoft will start proceedings unofficially on Monday 6 June with its press event at LA's Galen Center – look out for it at 10am PT (6pm BST).
Sony will follow with its own pre-show event at the LA Memorial Sports Arena at 5pm PT (1am Tuesday morning BST).
Nintendo has yet to announced it's pre-show plans, but it may well have something big to announce. Or not.