Former President Donald Trump and tech billionaire Elon Musk were unexpectedly seen together at a public memorial for political figure Charlie Kirk, reigniting public interest in their complex relationship.

The encounter took place at State Farm Stadium in Arizona and was marked by a handshake and a seemingly cordial exchange, captured in a now-viral video.

Observers were particularly intrigued by a mysterious hand gesture both men briefly made — a triangular formation that sparked speculation across social media. Many users questioned the meaning behind the gesture, leading to a wave of theories and online debate. Musk later posted an image of the moment, captioned “For Charlie,” further fueling interest.