Addison Rae and Tanner Buchanan Practiced 'He's All That' Kissing Scenes in Private (Exclusive)

ET spoke with the TikTok star at the premiere of her new film, ‘He’s All That,’ which hits Netflix Aug. 27. Addison addressed rumors that she’s attending the Met Gala, played coy on her date to the premiere and opened up about why she’s ‘scared’ to turn 21!