In "Sunrise on the Reaping," Effie serves as Haymitch Abernathy's stylist for the 50th annual Hunger Games, which he ends up winning. Fanning also shared the news on Instagram and re-shared a post from Banks, who congratulated her.

Elle Fanning has signed on to play Effie Trinket in Suzanne Collins adaptation 'The Hunger Games: Sunrise on the Reaping.'

Hunger Games: Sunrise on the Reaping has cast Elle Fanning as Effie Trinket, as announced by The Hollywood Reporter. The movie later confirmed the news on Twitter with an excerpt from the book, reading: “You are brilliant Effie Trinket!” Check out the post below.