It's Julius Marx - aka: "Groucho". I believe the other fellow is his brother, Leonard (Chico).
Absolutely right - the Secret Word is: Groucho!
But, the man on the left is not Chico (Leonard) - it's Gummo (Milton), the least known of the brothers, who left the act to serve in the army in World War I and never re-entered show business.
Your turn, Mark.
Signor V.
"For me, there's only my wife..."
"Sure I cook with wine - sometimes I even add it to the food!"
"When life itself seems lunatic, who knows where madness lies?"
"It was a grass harp... And we listened."
"Do any human beings ever realize life while they live it? Every, every minute?"
