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.

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.

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.

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."

UK musicians pay tribute to songs of Nick Drake (Reuters)
Reuters - Nick Drake is an unlikely romantic hero. In the 1970s he was a minor English singer and songwriter who peddled a lyrical brand of introspection that earned him a small but devoted following and few record sales.

Underwood to sing national anthem at Super Bowl (AP)

AP - Carrie Underwood is going to the Super Bowl — and she'll be singing the national anthem.

"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.

Wyclef Jean talks about Haiti relief efforts in NY (AP)

AP - Singer and producer Wyclef Jean is working with his foundation to deliver cooked meals, water and medical assistance to survivors of the devastating earthquake in Haiti.