Of the many unforgettable characters on Cartoon Network’s Adventure Time, which ended in 2018, none have a more fascinating backstory than Fionna and Cake.It’s not just that they’re a gender ...

Watch Adventure Time: Fionna and Cake online in the U.S. In the U.S., Adventure Time: Fionna and Cake is exclusive to Max, the Warner Bros. Discovery streaming service.It will debut on Thursday ...