Step Brothers is a comedy film that tells the story of two middle-aged men, Brennan and Dale, who become stepbrothers when their single parents get married. As Brennan and Dale are forced to live together, their childish and immature behavior leads to a series of outrageous and comedic situations. With the comedic genius of Will Ferrell and John C. Reilly, Step Brothers is a laugh-out-loud comedy that explores the absurdity of adult sibling rivalry and the challenges of growing up.