From an uptight snobby Brooklynite to Peter Pan?! Yes, Girls star Allison Williams has been cast in NBC’s upcoming live musical production of Peter Pan. The network announced the news on Twitter, and Allison also released her own statement saying she’s wanted to play Peter Pan since she was little, and it’s a dream come true. Who knew Brian Williams’ daughter had singing chops? Check out the viral video of Allison’s singing – and see who else will be starring in this upcoming musical!