AC/DC's 'Problem Child' stands as a quintessential example of the band's hard rock prowess, released on the 1987 album 'Let There Be Rock'. The track exemplifies the group's signature sound, blending driving guitar riffs with Angus Young's energetic guitar work and Bon Scott's powerful vocals. As a staple of their discography, the song captures the raw energy and rebellious spirit that defined their career during the late 1980s. It remains a defining recording that showcases the band's ability to craft anthems that resonate across generations, solidifying their legacy in the hard rock genre.