On their trip to the national museum of history, Mr. Brunner stops Mrs. Dodds from harming Percy by shooting an arrow at her.
Um…actually, it was at the MET museum where Percy slays Mrs. Dodds with a sword
Aunty Em reveals herself to be Medea, a spurned lover of Zeus who was cursed by Athena.
Um…actually, it was Medusa, a spurned lover of Poseidon
In Percy’s first dream of Grover, Grover is running from a monster and hides in a Dave and Busters arcade
Um…actually, he hides in a bridal shop
As Percy and Annabeth sail through the sea of monsters, Percy has Annabeth tie him to the mast of their ship so he can hear the sirens’ songs
Um…actually, it was Annabeth, not Percy who was tied to the mast
In the fight with Dr. Thorn, Thalia and Dr. Thorn get knocked off a cliff, disappearing.
Um…actually, it was Dr. Thorn and Annabeth
When Percy first gets to camp, a girl named Annabeth tries to dunk his head in a toilet.
Um…actually, it was Clarisse who tried to
Percy and Annabeth go to an amusement park to retrieve Ares’ shield while Grover stays behind with Ares
Um…actually, all three of them go to the amusement park
In chapter 7, Percy’s father gives Percy ambrosia bites and a thermos holding the four winds to help Percy’s journey to the sea of monsters
Um…actually, it was Hermes who gave Percy those items
At C.C.’s Spa and Resort both Annabeth and Percy are transformed into guinea pigs by the goddess Hecate
Um…actually, only Percy is transformed into a guinea pig
or Um…actually it’s the goddess Circe, not Hecate
At the Hoover Dam, Blackjack, the pegasus, warns Percy about the skeleton warriors chasing them
Um...actually, it was Bessie the ophiotaurus
Before Percy leaves for his quest, Chiron gives him a sword disguised as a ballpoint pen and a cell phone to contact him in case of emergencies
Um…actually, Chiron doesn’t give Percy a cellphone because cell phones are traceable by monsters and could cause Percy to be found by them
Percy escapes from a harpie by jumping off the St. Louis arch in Mississippi
Um…actually, Percy escapes from Echidna and her chimera by jumping off the St. Louis Arch in Missouri
in chapter 2, Percy and Tyson fight off a bunch of Cyclopes during a game of paintball
um…actually, they fought laistrygonians during a game of dodgeball
Percy and his friends are able to safely get the Golden Fleece back to camp.
Um…actually, it’s Clarisse who brings the fleece back to camp
After winning a game of capture the flag, Percy gets a prophecy from the oracle that he’s to go west on a quest
Um…actually, it was Zoe who got a quest from the oracle
or um…actually, Percy didn’t win a game of capture the flag
Percy and Sally take a trip to Saratoga Springs using Sally‘s Prius
Um…actually, Percy and his mom go to Montauk using Gabe‘s Camaro
Percy, Annabeth, and Grover are stuck in the Lotus Casino for three days until Poseidon sends a message to Percy telepathically that they’re trapped in the casino
Um…actually, Percy figures out they’re stuck in the casino on their own and they were trapped for five days, not three
After the stympahlian birds attack the camp, Poseidon reveals that Tyson is his son
Um…actually, Poseidon reveals Tyson is his son during camp dinner BEFORE the stymphalian bird incident
Percy tricks Luke into revealing his plans by sending an Iris message to Tantalus at camp half blood
Um…actually, it was Dionysus
The god Hephaestus helps Percy go westward, giving them a train they can ride
Um…actually, it’s the god Apollo who gives them a train ride west
When Percy meets Chiron and Mr. D, they are playing a game of Poker
Um…actually, they’re playing pinochle
In the Underworld, Annabeth sacrifices herself to stop Cerberus, the double headed dog, leaving Percy and Grover alone to visit Hades.
um…actually, Annabeth distracts Cerberusm the three headed dog, with a red ball, and she does end up going with Percy and Grover to visit Hades’ palace
Percy, Annabeth, and Grover hitch a ride on a cruise called the Princess Amphitrite where they discover Luke
Um…actually, it’s Percy, Annabeth, and Tyson, not Grover
or um…actually, the cruise is called the Princess Andromeda
At the end of Sea of Monsters, Poseidon sends a message to Percy saying “I’m sorry”
Um…actually, he says “brace yourself”
Bianca steals a Zeus figurine for her brother Nico in chapter 13
Um…actually, we don’t find out who the figurine is made to resemble