YOUR TOP 15: The race for #1 appears to have narrowed today between Ariana Grande and Tamar Braxton, with Grande getting a slight advantage. Here's how things are shaping up heading into the weekend:
* Ariana Grande (Republic) 110-115k
* Tamar Braxton (Epic) 105-110k
* Nine Inch Nails (Columbia) 90-95k
Luke Bryan (Capitol Nashville) 70-75k
Robin Thicke (Star Trak/Interscope) 65-70k
* John Legend (Columbia) 55-60k
* Jaheim (Atlantic) 45-50k
Avenged Sevenfold (Warner Bros.) 40-45k
Justin Timberlake (RCA) 35-40k
Imagine Dragons (KidinaKorner/Interscope) 35-40k
* Bastille (Republic) 28-32k
Blake Shelton (Warner Bros. Nashville) 27-30k
* Neko Case (Anti) 24-27k
Now 47 (UMe) 21-24k
John Mayer (Columbia) 21-24k
P!nk (RCA) 21-24k
TGT (Atlantic) 21-24k