The 'Knife Kid' meme, also known as 'Let Me See What You Have,' originates from a viral video first shared on Vine and later skyrocketing on Twitter in 2017. In the clip, vlogger Chelsea Griffin asks her young toddler nephew what he is holding as he sprints across a deck. The child gleefully screams 'A KNIFE!' while continuing to run, prompting a panicked and instantaneous 'NO!' from his guardian. This short but chaotic interaction became an internet sensation for its perfect comedic timing and the sheer unpredictability of children. Today, the meme is widely used to represent someone enthusiastically embracing a dangerous, chaotic, or questionable idea while those around them watch in absolute horror.