Events / May 29, 2007 Celebration 4, 2007 Celebration 4 convention, Los Angeles, USA (May 24 to May 28, 2007). Gallery Related Topics Celebration Celebration IV 2007 Los Angeles You Might Also Like Star Wars Celebration Europe 2023 Collecting Track Panel – New Zealand Collectibles Pride 2023 Pop Vinyl Figures from Funko Music of John Williams in Concert Returns in September