Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
controversy - n. argument that involves many people who strongly disagree about something: strong disagreement about something among a large group of people
host - n. a person who entertains guests socially or as a job
crazy - adv. (US, informal): very or extremely
literally - adv. used to stress that a statement or description is true and accurate even though it may be surprising
harassment - n. the act of annoying or bothering (someone) in a constant or repeated way
solo - adj. involving or done by a single performer instead of a group
vocal - adj. of, relating to, or produced by the voice
