Tuesday night, with a new lease on his freedom, Lil Wayne joined Jay-Z's sold-out concert at New York's Madison Square Garden, performing with Young Jeezy, Drake, and Nicki Minaj!

Rapper Lil Wayne's sentencing has been delayed yet again, this time because of a fire in the New York courthouse where he was expected to be sentenced to one year in jail Tuesday morning on gun possession charges stemming from a 2007 arrest.

[UPDATE: Lil Wayne's sentencing has been delayed yet again, this time by a fire at New York City's Manhattan Criminal Courthouse on Tuesday morning. Get the full story here.]

Blink-182 drummer/producer Travis Barker has announced that Slipknot vocalist Corey Taylor will join him for a metal-infused track on his first upcoming solo album. Hip-hop stars Lil Wayne, RZA, the Game, Rick Ross, and Beanie Segal are also slated to appear on the as-yet-untitled LP.

Lil Wayne will breathe free air a little longer. The rapper was set to begin a year-long prison stint Tuesday, immediately following his sentencing in New York City. But Weezy's hearing has been delayed to March 2 -- because he needs dental surgery.

"We Are the World," the 1985 single written by Michael Jackson and Lionel Richie, and recorded by a cast of music biz luminaries to benefit victims of famine in Africa, is getting a refreshed 2010 treatment to help victims of Haiti's recent earthquake.