New Eminem Song 'Number One' -- Apparently Produced By Dr. Dre -- Drops On Mixtape

No official word yet on whether song will appear on either Em's Relapse or Dre's Detox.

New Releases: Dashboard Confessional, Tha Dogg Pound, Shawnna, Lostprophets, Lord Jamar, Bjork & More

Also due Tuesday: India.Arie, An Albatross, Big Mike, Pet Shop Boys, Dirty on Purpose, Jonas Smith, Grant-Lee Phillips.

Lloyd Banks, Whoo Kid, Big Mike Win At Mixtape Awards

Kay Slay, Mister Cee, Green Lantern also among winners at eighth annual awards ceremony.

Mixtape Mondays: Big Mike And DJ Kay Slay

Ja Rule Breaks His Silence, Teams Up With Tupac's Homie On New Dis Track

'The Wrap' can be found on Big Mike's Year of the Rookie Part 2 mixtape.