The best episode written by Josh Weinstein is "Not What He Seems", rated 9.315/10 from 27 user votes. It was "directed by Stephen Sandoval". "Not What He Seems" aired on 3/9/2015 and is rated 0.2 point(s) higher than their second highest rated, "A Tale of Two Stans".
After agents Powers and Trigger take Stan into custody, Dipper and Mabel begin to wonder how much they actually know about their Grunkle Stan.
Director: Stephen Sandoval
Writer: Josh Weinstein
Cornered underneath the Mystery Shack, Stan must finally reveal the secrets of his past and his mysterious portal to Dipper and Mabel.
Director: Sunil Hall
Writer: Josh Weinstein
Bill has returned to take down the Pines family. But this time he has brought some of his friends with him.
Director: Sunil Hall
Writer: Josh Weinstein
Mr. Burns makes many enemies when he steals the oil discovered beneath Springfield Elementary.
Director: Jeffrey Lynch
Writer: Josh Weinstein
With Mr. Burns shot, Chief Wiggum investigates the crime, and nearly everyone in town has a motive. At the end, it all comes down to the Simpson DNA.
Director: Wes Archer
Writer: Josh Weinstein
Dipper finds an unlikely friend to join him with his newest obsession, a board game called “Dungeons, Dungeons & More Dungeons.”
Director: Stephen Sandoval
Writer: Josh Weinstein
Bart takes his dog to school, which gets Skinner fired, which in turn leaves Bart missing his archnemesis.
Director: Bob Anderson
Writer: Josh Weinstein
Legalized gambling comes to Springfield, and Marge becomes addicted; Robert Goulet entertains at Bart's casino for kids.
Director: Wes Archer
Writer: Josh Weinstein
Bart and Milhouse wonder if anything interesting happens to the citizens of Springfield, which leads to a series of interconnected vignettes.
Director: Jim Reardon
Writer: Josh Weinstein
Homer sells his soul; Vampire Burns invites the Simpsons for dinner; Bart sees a gremlin damaging his school bus.
Director: David Silverman
Writer: Josh Weinstein
After tricking an Australian boy into accepting a collect call, Bart flies Down Under to apologize.
Director: Wes Archer
Writer: Josh Weinstein
When Grunkle Stan decides to run for mayor, Dipper and Mabel have their work cut out for them trying to turn their gaffe-prone uncle into the perfect candidate.
Director: Matt Braly
Writer: Josh Weinstein
With King Zøg incapacitated, Odval makes a power play, assisted by the Arch Druidess. Luci and Elfo try to help Bean.
Director: N/A
Writer: Josh Weinstein
Lisa's outrage over the gender stereotypes reinforced by a new talking doll prompts her to confront the dollmaker.
Director: Jeffrey Lynch
Writer: Josh Weinstein
Mayor Quimby pardons attempted murderer Sideshow Bob, who then runs against Quimby for mayor.
Director: Mark Kirkland
Writer: Josh Weinstein
Grandpa's homemade tonic puts life back in the Simpson bedroom, so he and Homer hit the road to sell the stuff.
Director: Wes Archer
Writer: Josh Weinstein
Fed up with his go-nowhere job, Fry joins the police force.
Director: Stephen Sandoval
Writer: Josh Weinstein
Mabel takes matchmaking too far when she steals a love potion from a real Love God.
Director: Sunil Hall
Writer: Josh Weinstein
Earth is invaded by a race of intelligent cats.
Director: Frank Marino
Writer: Josh Weinstein
Mr. Burns is instantly smitten when Marge takes a job at the nuclear power plant.
Director: Jeffrey Lynch
Writer: Josh Weinstein
After being marooned on an distant planet, Fry is befriended by a young monster.
Director: Lance Kramer
Writer: Josh Weinstein
Professor Farnsworth licks George Washington's head and it sends him on a trip to the Revolutionary War.
Director: Stephen Sandoval
Writer: Josh Weinstein
Grunkle Stan takes the kids with him on a road-trip to sabotage all the other tourist traps in Oregon.
Director: Sunil Hall
Writer: Josh Weinstein
Overwhelmed by her family's demands during a flu epidemic, Marge accidentally shoplifts at the Kwik-E-Mart and winds up in prison.
Director: Jim Reardon
Writer: Josh Weinstein
Princess Bean already has the wedding day blues when a mysterious figure arrives, claiming he's her personal demon. Elfo hates his happy homeland.
Director: Dwayne Carey-Hill
Writer: Josh Weinstein