Related Clues:

• Dance club VIPs
• Awards-show hosts
• Mic holders
• Hip-hop DJs
• In the end see back to Einstein's equation for those who run shows
• Intro makers
• Variety show overseers
• XXL article subjects
• Toasters at dinners
• They're on the mic
• Big Pun and Lil Wayne
• Ed Sullivan and others, informally
• Ones making intros
• Rap wordsmiths
• Runs the show, for short