Classless Act is an American rock band from Los Angeles. The group's initial lineup included drummer London Hudson and guitarist Niko Tsangaris, both of whom have since departed. Classless Act released their debut single "Give It to Me" in 2021. The band gained prominence when they were announced as the opening act for The Stadium Tour featuring Def Leppard and Mötley Crüe in 2022. Their debut album Welcome to the Show was released on June 24, 2022, produced by Bob Rock, Keith Nelson, Joe Chiccarelli, and Franco Gravante. The album featured guest appearances from Vince Neil, Justin Hawkins, and Keith Nelson. Lead singer Derek Day also performed Mötley Crüe songs "Live Wire" and "Home Sweet Home" at the Taylor Hawkins Tribute Concert in September 2022.