Back to the Future (1991)

S3E10 Gets Planted

Phoebe is eager to cultivate a vine for the school production of Jack and the Beanstalk, but her plant resembles a mere beansprout rather than a towering beanstalk. As the curtain is about to rise, Ms. Frizzle has a brilliant idea: she transforms Phoebe into a bean plant, enabling her to blossom into the main attraction of the performance!