Simplify the following text for a Grade 6 native English-speaking person.
Original: More than 20,000 people from 16 countries , 48 states attended the event , which was also televised in more than 90 countries .
Simplified: A sold-out Madison Square Garden had more than 20,000 people from 16 countries , and 48 states . Fans from more than 90 countries watched the event on television .