Halloween 2024 saw celebrities embracing iconic pop culture looks, with Jennifer Garner revisiting her role from '13 Going on 30' and Paris Hilton channeling Britney Spears' 'Baby One More Time'. Heidi Klum, renowned for her elaborate Halloween costumes, wowed attendees at her annual party by dressing as E.T., with her husband Tom Kaulitz joining as a fellow extraterrestrial. The event attracted stars like Nicole Scherzinger and Leni Klum, who also impressed with her 'sexy alien' look. Meanwhile, Kelly Clarkson captivated her audience by transforming into Beetlejuice for a special themed performance on her talk show. These creative endeavors showcased the celebrities' penchant for nostalgia and attention to detail in their Halloween celebrations.