Related Clues:

• Show feelings
• Not keep one's feelings pent up
• Keep up with a ham?
• Fail at moderation
• Lay on too thick
• Overdo it onstage
• Play to the back row and then some
• Overdo a scene
• Go to an extreme
• Be histrionic
• Not play subtly
• Not act well?
• Play much too broadly on stage
• Act passionately
• Overdo it on stage