Jay-Z’s absence from the “We Are The World” remake did not go unnoticed.  So why did the Jiggaman elect not to participate?

The long awaited remake of the 1985 charity song “We Are The World” premiered tonight, February 12th, during the opening ceremony of the Winter Olympics.

The full artist roster for the “We Are The World 25 For Haiti) was unveiled yesterday (February 10) and a number of top rappers will be featured on the remake of the 1985 hit single.

According to MTV.com, not only will Pop icon Janet Jackson feature on the soon-to-be-released ‘We Are The World’ remake, she will be singing the same part her late brother, the King of Pop Michael Jackson, sang on the original 25 years ago:

Approximately 100 celebrity singers descended upon Henson Recording Studios on February 1st in Los Angeles, to record an updated version of the historic single, “We Are The World.”

Celebs like Kanye West, Lil Wayne, Wyclef, Jennifer Hudson, Gladys Knight, Akon, Snoop, Pink, Mya, Brandy, Robin Thicke, Tyrese, Trey Songz, Jamie Foxx, Toni Braxton, Kid Cudi, LL, Usher, Keri Hilson and so many others all hit the studio yesterday to remake “We Are The World.”