See how Ariana, Gaga, Nirvana, Backstreet Boys, P!nk, 50 Cent, Maroon 5 and just Adam Levine marked this week in history for pop music from the past 30 years.
October 18th - October 24th: See how Justin Timberlake, Christina Aguilera, Maroon 5, and Boyz II Men marked this week in history for pop music from the past 30 years.