This morning, fans of actor Cameron Boyce are in shock over news of his passing.
He died in his sleep "due to a seizure which was a result of an ongoing medical condition for which he was being treated", according to a statement from his family.
Boyce was 20 years old.
He may be best known for playing the crafty Luke Ross on Jessie, a comedy on the Disney Channel from 2011 to 2015.
His film roles included Grown Ups, Grown Ups 2, Game On, Judy Moody and the Not Bummer Summer, Eagle Eye, and Mirrors.
The star of Grown Ups, Adam Sandler, tweeted his sorrow over the news of Boyce's death.
Boyce also played Carlos in the TV movies Descendants and Descendants 2.
He was born in Los Angeles and was admired for his breakdancing skills with X Mob. As a child actor, he appeared in the Panic! at the Disco music video for "That Green Gentleman (Things Have Changed)".
Below, you can see some of the outpouring of grief that's been expressed on social media.