"Uncle Buck" is a 1989 comedy film directed by John Hughes. The story follows Buck Russell, played by John Candy, a carefree and irresponsible bachelor who is called upon to take care of his brother's children during a family emergency. As Buck navigates the challenges of parenting, he brings his unique, humorous approach to the situation. The film explores themes of family, responsibility, and the importance of being true to oneself, all while delivering laughs through Buck's unconventional methods and interactions with the kids, particularly his teenage niece, Tia.