Groucho Marx undistinguished vaudeville singing group billed as "The Four Nightingales". The brothers Julius, Milton (Gummo Marx) and Arthur (originally Adolph, but Harpo Mark from 1911) and another boy singer, Lou Levy, traveled the U.S. vaudeville circuits to little fanfare. After exhausting their prospects in the East, the family moved to La Grange, Illinois, to play the Midwest. After a particularly dispiriting performance in Nacogdoches, Texas, Julius, Milton, and Arthur began cracking jokes onstage for their own amusement. Much to their surprise, the audience liked them better as comedians than as singers. They modified the then-popular Gus Edwards comedy skit "School Days"
The Secret in Their Eyes received very positive reviews from critics, not only in Argentina, but also abroad. It holds a 91% approval rating at Rotten Tomatoes, based on 136 reviews, and an average rating of 7.6/10. The website's critical consensus is: "Unpredictable and rich with symbolism, this Argentine murder mystery lives up to its Oscar with an engrossing plot, Juan Jose Campanella's assured direction, and mesmerizing performances from its cast." On the website Metacritic it holds a score of 80 out of 100, based on 36 critical reviews, indicating "generally favorable reviews". The Secret in Their Eyes The Secret in Their Eyes () is