"1039/Smoothed Out Slappy Hours" is the debut studio album by the iconic punk band Green Day, released on July 1, 1991, under the independent label Epitaph. This 56-minute punk and pop-punk masterpiece is a raw and energetic introduction to the band's signature sound, blending catchy melodies with rebellious spirit. The album features 15 tracks, including fan favorites like "1000 Hours," "Disappearing Boy," and "Going to Pasalacqua," showcasing Green Day's knack for crafting memorable hooks and lyrics that resonate with listeners. This early work laid the foundation for Green Day's future success, capturing the essence of their youthful exuberance and musical prowess. With its gritty production and authentic punk attitude, "1039/Smoothed Out Slappy Hours" remains a classic in the punk rock genre, offering a glimpse into the band's formative years and their enduring impact on the music scene.