The phrase "to hit the stage" means to perform on a stage or go on stage to entertain an audience.
Sentences with «to hit the stage»
After hitting the stage for my first and even second fitness competition, I gained a little weight back and returned to my average size. (paleoforwomen.com)
We already can't stop staring, and they haven't even hit the stage yet. (teenvogue.com)
We are striving to avoid all of this on this short term 4 week plan to get you back on track so you can hit the stage looking sharp. (fitoverfat.com)