An accomplished film director and screenwriter, he is best known for his work in the comedy genre. He co-wrote the hit film "The Hangover," which became a cultural phenomenon and spurred a successful franchise. Alongside his writing partner, he has directed films such as "21 & Over" and "Bad Moms," showcasing a knack for blending humor with relatable life situations. His films often explore themes of friendship, adulthood, and the chaos of everyday life, resonating with audiences worldwide.