Taylor Momsen, the 18-year-old singer/songwriter/actress best known for playing Jenny Humphry on Gossip Girl, is also the lead singer of a rock band called The Pretty Reckless. Fuse sat down with Momsen to learn five things we didn't know about her, starting with the fact that she has a huge doll collection. 

Did you know she picks up a doll in every single country she's visiting? Did you know she can eat entire bags of string cheese and pretzels in single sittings? Watch the video above to learn more.