Leighton Meester talk to her fans on Z100.com

Sean Paul stopped by Z100 to chat online with listeners and performed a bit of a new song.

Blake Lewis Chats live on Z100.com

Justin Bieber talks to the fans and sings a piece of his hit song One Time.

Jesse McCartney chats live with listeners on Z100.com

The Fray stopped by Z100 to perform and chat with listeners.

Jason Mraz stopped by Z100 to perform and once again chat with listeners.

Taylor Swift stopped by Z100 to chat with her fans as well as put on a mini performance.

The Veronicas stopped by Z100 to chat with their fans on Z100.com.

David Cook stopped by Z100 to chat with its listeners on Z100.com

Miley Cyrus stopped by the studios to chat with listeners!

David Archuleta stopped by Z100 to chat with its listeners on Z100.com

Tokio Hotel stopped by Z100 to chat with listeners in the ZVIP Zone.

Jason Mraz stopped by Z100 to chat online with listeners.

Check out Nickelback chatting live on Z100.com

Patrick and Pete from Fall Out Boy stopped by the studios to chat with listeners.

New Kids On The Block stopped by the studios to chat with the listeners on Z100.com.

Check out Menudo chatting live with listeners on Z100.com