While the plot really isn't that important (the Marx Bros. are about the jokes, not the story), but the basic idea is that the four brothers all end up at a large weekend house party thrown by one of the ultra-rich. Hijinks ensue.
I wrote about this a year and a half ago or so for my series Movies You Might Have Missed. If you missed it then or want to revisit what I said you can click the link.
decades later. After all, this is nearly 30 years before Psycho and 20 years before Rear Window, Vertigo, and North by Northwest. But no! Far from being one of his first, this is actually the 19th feature Hitchcock directed. After cutting his teeth on the earliest of talkies during the transition from silent films, one might say the film marks instead the beginnings of his long peak as one of the greatest directors of all time.