Raph_PH · CC BY 2.0

Broke out with the 2001 hit "Lady Marmalade" before turning pop-rock rebellion into a signature with Missundaztood, an album that sold over 13 million copies on the strength of "Get the Party Started" and "Just Like a Pill." She built a stage act around aerial acrobatics — performing full songs suspended and spinning above the audience — that made her live shows as much a physical feat as a concert, alongside a string of Billboard No. 1 singles across two decades.