After First Class' success 20th Century Fox has closed the deal with Matther Vaughn to direct its upcomming sequel. The actors involved in the first film are likely to return due to their muli-picture deals and it will also be produced by Bryan Singer.

Matthew Vaughn was already developing ideas for his next instalmant as James McAvoy and Micheal Fassbender have told and he has also passed off Kick-Ass 2 duties to someone else.
Hopefully more news of this film will follow soon.