Gerald Green Slam Dunk Champion March 17, 2015 BasketWallpapers.com Gerald Green Slam Dunk ChampionWallpaper of Boston Celtics player Gerald Green who won NBA All-Star Slam Dunk championship in 2007. This cool wallpaper shows one of Gerald’s dunks during the contest. Share With Friends Related posts: Lakers vs Celtics Rivalry Wallpaper Lakers – Celtics 2010 Finals Rematch Wallpaper Paul Pierce in Celtics Uniform Rajon Rondo 1024×768 Wallpaper