The War of Art (The Simpsons) Lisa's new pet guinea pig destroys the Simpsons' living room art, Marge falls in love with a beautiful painting at the Van Houtens' yard sale, which Homer purchases for $20. Marge removes the frame and finds that the painting bears the signature of Johan Oldenveldt, an artist of some renown. An art appraiser estimates that it could bring between $80,000 and $100,000 at auction. Marge wants to share the sale proceeds with the Van Houtens, but Homer disagrees, saying that the Simpsons should look after their own financial security first and keep the sale a secret from them. Milhouse eavesdrops
The Simpsons spot. Cartwright is the only one of the six main "Simpsons" cast members who had been professionally trained in voice acting prior to working on the show. Azaria and Shearer do not voice members of the title family, but play a majority of the male townspeople. Azaria, who has been a part of the "Simpsons" regular voice cast since the second season, voices recurring characters such as Moe Szyslak, Chief Wiggum, Apu Nahasapeemapetilon and Professor Frink. Shearer provides voices for Mr. Burns, Mr. Smithers, Principal Skinner, Ned Flanders, Reverend Lovejoy and Dr. Hibbert. Every main cast member has won a