The 'Woman Flashing Post Malone' meme originated from a viral photograph taken during a concert in 2019. The image captures a female fan in the foreground lifting her top, while Post Malone is seen on stage reacting with a hilarious expression of wide-eyed shock and genuine amazement. The contrast between the fan's bold action and the singer's candid, pure reaction turned the photo into an instant classic. It is commonly used as a reaction template to depict someone being overwhelmed by a pleasant surprise, an unexpected reveal, or simply something impressive they didn't see coming.