The Call of the Simpsons episode, along with his four other appearances on "The Simpsons", the best guest appearance in the show's history. "The Call of the Simpsons" received mixed reviews from critics. Warren Martyn and Adrian Wood, the authors of the book "I Can't Believe It's a Bigger and Better Updated Unofficial Simpsons Guide", both criticized and praised the episode saying: "This episode is a bit less than the sum of its parts. The early stuff at the RV Round-Up is much better than the main camping story, although there's some nice Marge-Lisa bonding, and who could resist Maggie and the bears?" In a
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