HitsDailyDouble.com reports Tupac Shakur’s latest posthumous release, ‘Better Dayz’ looks like it’ll do about 400k in first week album sales, depending on whether stock issues can be sorted out. Meanwhile, Snoop Dogg’s ‘Paid Tha Cost to Be Tha Boss’ is tracking to sell as much as 250k. Baby of the Big Tymers and The Roots’ ‘Phrenology’ should both over 100k. And Busta Rhymes’ It Ain’t Safe No More’ should come in near 100k. Shania Twain and Tim McGraw will be battling for the top spot with both expecting around 500-600k.