Gravity Falls: Season 4 Trailer

The mystery twins are back for more adventures and secrets to be revealed. Mabel is kidnapped by Bill, dipper risks his life to protect the rift and save his sister, mabel is force to reveal her secret, dipper brings Mabel to safety, ford and dipper leave Stan and Mabel behind, the pines family reunites with each-other, and dipper and Mabel fight against Bill. For these twins anything is possible