There's a whole lot going on in "Barbie": There's a dream ballet, lots of TVs playing videos of horses, an extended car chase, an inspiring monologue, and a real stunner of a final line as Barbie ...

Greta Gerwig, the co-writer and director of “Barbie,” narrates this musical sequence, including Ryan Gosling’s performance of the song “I’m Just Ken.” “My name is Greta Gerwig, and I am the co-writer ...