one-man show

Idioms  

1. Also, one-man band. A person who does or manages just about everything, as in This department is a one-man show—the chairman runs it all, or John conducts the interviews, writes the articles, solicits ads, deals with the printer—he's a one-man band. This idiom alludes to the actor or artist responsible for the entire performance or exhibit, or the musician who plays every instrument in the group. [First half of 1900s]

---

Example Sentences

I'm also thinking of doing a one-man show, talking about my time on Harry Potter and the crazy adventures I've had.

From BBC

I started writing a one-man show called 10 Things I Hate About Me, all about my life.

From BBC

In the summer, Tracini performed his one-man show to rave reviews at the Edinburgh Fringe.

From BBC

Rhys returned to Wales for his national tour playing Richard Burton in a one-man show that began on 17 November in Mwldan, Cardigan, and concludes in Pontrhydyfen.

From BBC

But it is not just a one-man show.

From BBC