A rebellious teenager, future Beatle John Lennon lives with his Aunt Mimi in working-class mid-1950s Liverpool, England. Mimi's husband suddenly dies, and John spies his mother Julia at the funeral. Despite Mimi's misgivings, John intends to have a real relationship with his mother. Julia introduces him to popular music and the banjo and, though a family conflict looms, young John is inspired to form his own band.

As the Roman empire crumbles, young Romulus Augustus flees the city and embarks on a perilous voyage to Britain to track down a legion of supporters.

In 1818, high-spirited young Fanny Brawne finds herself increasingly intrigued by the handsome but aloof poet John Keats, who lives next door to her family friends the Dilkes. After reading a book of his poetry, she finds herself even more drawn to the taciturn Keats. Although he agrees to teach her about poetry, Keats cannot act on his reciprocated feelings for Fanny, since as a struggling poet he has no money to support a wife.

Widower Cedric Brown hires Nanny McPhee to care for his seven rambunctious children, who have chased away all previous nannies. Taunted by Simon and his siblings, Nanny McPhee uses mystical powers to instill discipline. And when the children's great-aunt and benefactor, Lady Adelaide Stitch, threatens to separate the kids, the family pulls together under the guidance of Nanny McPhee.