A viral video posted by DJ Akademiks shows the late Juice WRLD on a private jet from California to Chicago, with the 21-year-old artist laughing and joking with friends as they board the jet headed for the Windy City hours before suffering from a deadly seizure.

Akademiks tweeted, “This was Juice Wrld as he got on the plane that took him to Chicago last night. He was in high spirits and looked happy.”

In the video, there are no overt signs of any health issues or medical problems.

Juice WRLD died this morning after suffering from a seizure at Chicago’s Midway Airport upon his arrival from California. WRLD, whose real name is Jerad Higgins, suffered from a fatal seizure in the airport.

The cause of the seizure has yet to be confirmed and TheSource.com will bring you updates on this story as it develops.