When Angelica is combing Cynthia's hair and telling her how she looks better with a permanent, the word "Beautiful" on the "Beautiful Cynthia" sign is missing the "I". Glad that Cynthia isn't lost after all, Drew says that they can return the "Queen" Cynthia doll, which greatly upsets Angelica. Drew spins Angelica in his arms with joy until she throws up on him (off screen). Tommy thanks the babies for helping him solving the crime. Eat the Camera: The camera zooms in on Angelica's mouth when she screams after discovering Cynthia is missing. I Dream of Duffy" establishes that there is a large line of Cynthia products. These include Cynthia's Hawaiian Holiday Beach Hut, Cynthia's Nail & Waxing Salon, Princess Cynthia of Romania's Royal Palace, Cynthia's Dream Rugged SUV, Cynthia's Martian Space Base, USS Cynthia Aircraft Carrier, Cynthia's Pretty Prancing Ponies Carousel and the mad scientist Dr. Cynthastein. Butt-Monkey: Done with an inanimate object. Angelica's Cyntha doll gets sent down a sewer, covered in dirty water, eaten and spit up by a fish and winds up at the city dump before Spike brings her home.

The title of the episode makes a reference to the 1958 movie The 7th Voyage of Sinbad, starring Kerwin Mathews.According to Angelica, she water skis, drives a car, is an astronaut, loves brushing her hair, likes shoes, wants to marry a prince and both be mayors, and has always wanted a pony. In the Cynthia Workout song she can dance and make omelettes. Cynthia goes through another pipe and ends up going down a waterfall and into the dirty waters of the sewage treatment plant.

According to Angelica, she water skis, drives a car, is an astronaut, loves brushing her hair, likes shoes, wants to marry a prince and both be mayors, and has always wanted a pony. In the Cynthia Workout song, she can dance and make omelets. As Cynthia travels down a waterfall, one of the things that can be seen on the ledge near the waterfall is a bottle with a note in it that says, "SEND HELP! Gilligan."

Specifications

The babies get Tommy's candy bag from the kitchen counter and manage to get most of the candy, but when Angelica looks over the contents, she's disappointed to see they didn't get all of the candy. She then devises another plan, this time involving her Cynthia two-way cellular telephone toy set. Angelica tells the babies that the kidnapper left their phone behind along with Cynthia's left shoe, then goes behind a bush to pretend she's the kidnapper; she calls the babies through her phone and tells them to get the rest of the candy.