Complex sentence: An estimated 15,000 people descended on the plaza, ranking among the biggest "The Today Show" has even seen, with only Justin Bieber, Lady Gaga and Chris Brown having drawn that kind of turnout to date.
Split into simpler sentences: An estimated 15,000 people descended on the plaza, ranking among the biggest the "Today Show" has seen. With only Justin Bieber, Lady Gaga and Chris Brown having drawn that kind of turnout to date.