B:TB&tB season 2 episode 19 "Emperor Joker!" Directed by Ben Jones.
Yeah,this one makes my head hurt too. This background was designed in Google Sketchup by Hakjoon Kang and then painted by me in Adobe Photoshop. Oversees then built this as a CG background for the finished scene.
"Batman: The Brave and the Bold" ™Warner Bros. Animation.