Gravity Falls Journal 3 Infomercial is a special infomercial promoting the real-life edition of Journal 3 and its special edition, that was released online by Disney's Oh My Disney YouTube channel on March 28, 2017. The commercial brought back voice actors Kristen Schaal (Mabel Pines) and Jason Ritter (Dipper Pines), who try to sell their Journal 3 accessories.