Drew Carey's son is the mystery kid from the Trump protest who claimed he started a bonfire and yelled, "Screw our president" ... TMZ has learned.
A source close to Drew tells TMZ Connor got caught up in the emotions of the crowd around him, and he was in hot water afterward.
TMZ was told Drew and Connor's mom were upset about how he expressed himself to the reporter, and talked to him about his language.
(TMZ)
You can watch the video and interview in question, below: