After Mamma Mia!, fans can sing along with ABBA (Reuters)
Reuters - If singing along to ABBA classics on the "Mamma Mia!" soundtrack is not enough, fans have the chance to perform alongside 3-D, holographic versions of the Swedish quartet at a new exhibition dedicated to them.

T-Pain gets animated in 'Freaknik,' talks new CD (AP)

AP - You wouldn't think T-Pain was inhibited at all. But the rapper-singer, known for his synthesized vocals and catchy hooks, says he sometimes feels creatively restrained when it comes to music.

Quincy Jones, John Mayer to headline LA music expo (Reuters)

Reuters - Producer Quincy Jones, pop guitarist John Mayer and retired soul singer Bill Withers will headline performing rights group ASCAP's annual songwriters convention in Hollywood on April 22-24, organizers said.

"Hope for Haiti" album shakes up pop chart (Reuters)
Reuters - The "Hope For Haiti Now" charity album debuted at No. 1 on the U.S. pop chart, becoming the first digital-only release to achieve this feat, according to sales data issued on Wednesday.

Grammy nod adds leverage to Melanie Fiona's career (AP)

AP - Melanie Fiona still cries when she thinks about her ex-boyfriend. He is the main reference in her R&B smash, the haunting ballad "It Kills Me."

Quincy Jones wants 'We Are the World' Haiti redo (AP)

AP - Quincy Jones is re-recording the charity song "We Are the World" and sending the proceeds to Haiti.

Rocker Joe Walsh takes on namesake politician (Reuters)
Reuters - Another musician is claiming that a political candidate is tone deaf to the nation's intellectual property laws. And this one has an amusing twist.

Hearing scheduled in Jackson dad's bid for stipend (AP)

AP - A judge has scheduled a hearing to decide if Michael Jackson's father should receive a monthly allowance of more than $15,000 from the pop star's estate.

Sly Stone sues ex-manager, claiming millions kept (AP)

AP - Sly Stone is suing a former business manager and others claiming tens of millions of dollars in royalties were kept from the singer.

Gabriel: Disaster aid can benefit from technology (AP)

AP - Haiti's devastating earthquake reinforced Peter Gabriel's belief that disaster relief needs to take better advantage of the digital age.