command performance

noun2

1. •
   A task, activity, or other assignment which one undertakes in order to satisfy someone in authority, such as an employer.

   • Some big client of Arthur's is coming to town, and Sally is supposed to entertain the man's wife. She says it's a command performance. — 2002
2. •
   A dramatic, musical, or similar entertainment performed before a monarch or other head of state, especially in a circumstance where that ruler has requested or ordered the performance.

   • "I've been giving a ‘command’ performance for the president," explained the actor modestly. — 1900