Riot.

Jeeves: Pardon me for asking, sir, but are you proposing to appear in public in those garments?

Bertie Wooster: Well, certainly, Jeeves. What — a bit vivid, do you think?

Jeeves: Not necessarily, sir. I am told that Mr. Freddie "He's a Riot" Flowerdew often appears on the music-hall stage in comparable attire.