Book

'"Hey! Wait. Hey! Wait. Hey! Wait! - Hey what's this?" 

-Book, Yeah, Who? I Wanna Know

Book labeled "The Know- It-All" is a female contestant in Battle for Dream Island Again. She got 296 votes, which is enough to join BFDIA.

Trivia

 * Book wasn't originally to compete in BFDIA but with Leafy, Bubble and Flower absent, she was able to compete.
 * Dictionary is Book's brother.