I've never seen this one before. Given how young both of them look, it may have been taken around the time of the opening of Grauman's Million Dollar Theater in 1918.
The caption on the back reads:
"Chaplin in one of his moods of play. He's probably singing one of his topical songs of the music-hall days, which Sid Grauman, the Los Angeles exhibitor, finds intriguing."
The caption on the back reads:
"Chaplin in one of his moods of play. He's probably singing one of his topical songs of the music-hall days, which Sid Grauman, the Los Angeles exhibitor, finds intriguing."