Gravity Falls Season 1 full episodes watch cartoon online.
Gravity Falls synopsis: Twins Dipper and Mabel Pines are sent to spend the summer with their great-uncle, Grunkle Stan, in the mysterious town of Gravity Falls, Ore. Grunkle Stan has the kids help him run The Mystery Shack, the tourist trap that he owns. The twins try to adapt to the weird surroundings but sense there is something strange about Gravity Falls and begin to unlock its secrets. When Dipper uncovers a cryptic journal that offers insight into the town's mysteries, he and Mabel use it and their enthusiastic desire to vanquish evil to battle the imminent mysteries that surround them.
Creator: Alex Hirsch
Stars: Jason Ritter, Alex Hirsch, Kristen Schaal
More information: IMDB, Wikipedia
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Gravity Falls Season 01