An acting performance which causes the performer to become renowned.
turn one's color
To change color, especially to become pale or red in the face.
turn turtle
To become upset.
go south
To become unfavorable; to decrease; to take a turn for the worse.
take a turn for the better
To start to become better; to improve.
take a turn for the worse
To start to become worse; to worsen.
steal the show
To be the best performer during a performance.