Let me know which film you actually need, and I’ll tailor a thesis, sources, and outline specifically for that title.
The narrative of the film follows a familiar but effective trope: the rise and fall of a band trying to make it. However, unlike the gritty realism of The Doors or the hedonistic excess of The Dirt (which wouldn't be made for decades), this film focuses on the absurdity of the industry.
In 1999, "selling out" was still a cardinal sin in the rock community. The tension of the film derives from this moral conflict. The band wants the fame, the tour buses, and the groupies, but they fear losing their soul to the corporate suits. It’s a story as old as time, but set against the specific backdrop of 1999, it takes on a unique flavor.
The answer was Cruel Intentions , American Beauty , and Detroit Rock City . While tonally different, these three films formed the holy trinity of the 1999 rock cinema movement.