Usher's making a run to the top, but could it be 26 straight nights at #1 for Carly Rae Jepsen?

7.  Payphone by Maroon 5

6.  Brokenhearted by Karmin

5.  Somebody That I Used To Know by Gotye

4.  Lights by Ellie Goulding

3.  Scream by Usher

2.  Wide Awake by Katy Perry

1.  Call Me Maybe by Carly Rae Jepsen