Some Like It Hot

Nobody suspects

One would think people generally didn’t do this sort of thing— dressing up as women to escape being silenced by the mob— so nobody suspects a thing.

Keystone mafia

Spats Colombo and his henchmen murder Toothpick Charlie and his gang, and bullets fly when Little Bonaparte has Spats and his gang gunned down with Joe and Jerry hiding under the banquet table, but this is a comedy and, essentially, the murders motivate the comedic action.

Tango

It takes two, but each might have a different view of it.