Thirteen-year-old fraternal twins Dallas and Florida have grown up in a terrible orphanage but their lives change forever when an eccentric but sweet older couple invites them each on an adventure, beginning in an almost magical place called Ruby Holler.

"An autistic changeling trying to navigate her unpredictable magic, Seelie finds it difficult to fit in with the humans around her, unlike her twin sister, until they both get caught up in a heist gone wrong that changes everything"--

Avoiding relationships to protect her sensitive heart, plus-sized Molly supports her once-cynical twin, Cassie, when the latter has her own bout of lovesickness, a situation that is complicated by sibling dynamics and an unexpected romantic triangle.

Seventeen-year-old Emma Paxton steps into the life of her long-lost twin Sutton to solve her murder, while Sutton looks on from her afterlife.

Through e-mails, letters, blog entries, and movie scripts, twelve-year-old Ruth, an American girl, and Ruby, an English one, discover that they are long-lost twins.

As his mother, Queen Marioza, delays her nuptials to a man she despises, Jeon searches for his twin, Tirza, who needs to be present for the wedding, but their reunion is short lived when they are attacked by a powerful dragon.

Twins, Grace and Marty, along with a mysterious uncle, are dropped into the middle of the Congolese jungle in search of their missing photojournalist parents.

The magical world of Artimé is gone and the Unwanteds are looking to Alex Stowe for answers, but while his twin brother Aaron continues to build his army in Quill, a very dangerous common enemy is revealed.

William Shakespeare's "Twelfth Night," is a classic comedy of mistaken identities, a device employed in a number of the bard's plays, which is believed to have been written sometime between 1601 and 1602. When Viola is shipwrecked on the coast of Illyria she is separated from her twin brother Sebastian, who she mistakenly believes to be dead. With the help of the ship captain who rescues her, she enters into the service of Duke Orsino, who has fallen...

Genius twins Coke and Pepsi McDonald embark on a trip to Graceland and are horrified by the reappearance of their supposedly deceased arch nemesis Dr. Herman Warsaw, who marries their aunt Judy.