The Jeff Hanneman Memorial Celebration will take place on Thursday, May 23 at the Hollywood Palladium in Los Angeles from 3:30 – 7:30PM.  Hanneman passed away on May 2 at the age of 49.

The memorial celebration will be free and open to the public on a first-come, first-in basis (subject to venue capacity).  All ages are welcome, and paid parking will be available around the venue.

(Source)