What makes Hot by Avril Lavigne notable?

'Hot' reached notable positions on various charts, including peaking at number 5 on the Billboard Hot 100. The track also showcased Lavigne's transition into a more mainstream pop sound, contributing to her enduring influence in the pop-rock genre during the late 2000s. By the time 'Hot' was released in October 2007, Avril Lavigne was already a well-established artist following her breakthrough debut album, 'Let Go' (2002), and the commercial success of 'Under My Skin' (2004). This single came from her third studio album, 'The Best Damn Thing', marking a phase where she embraced a more upbeat and playful persona in her music.