Complete my album effect
My prediction:
1. Macklemore & Ryan Lewis feat. Wanz, "Thrift Shop" (+1)
2. Baauer, "Harlem Shake" (-1)
3. Bruno Mars, "When I Was Your Man" (=)
4. Rihanna feat. Mikky Ekko, "Stay" (+1)
5. Pink & Nate Ruess, "Just Give Me a Reason" (+4)
6. Justin Timberlake feat. Jay-Z, "Suit & Tie" (-2)
7. Drake, "Started from the Bottom" (-1)
8. Taylor Swift, "I Knew You Were Trouble." (=)
9. Pitbull feat. Legend X, "Feel This Moment" (+1)
10. will.i.am feat. Britney Spears, "Scream & Shout" (-1)