Nicola Roberts is going back to school. The Girls Aloud singer is using the group's current hiatus to enroll in a college course to boost her beauty knowledge to give her more technical expertise when working on her Dainty Doll make-up range.

A source told Britain's Daily Mirror newspaper: "Nicola is serious about her beauty range and doesn't want to put her name to anything she's not 100 percent sure of."

Sarah Harding is planning a secret $2 million wedding to her DJ boyfriend. The Girls Aloud singer was delighted when Tom Crane proposed after two years together but is so determined to keep her big day an intimate affair she has yet to announce their engagement.

A source said: "She's so excited - she can't wait to be Mrs. Crane."

Sarah Harding wants to play Jo Wood in a movie about her life. The Girls Aloud singer recently befriended the estranged wife of Rolling Stones guitarist Ronnie Wood and would love the chance to portray the former model on the big screen.

She said: "Jo is amazing. She's my new favorite person. She's had such an extraordinary life. It's fascinating. Her stories are unbelievable. They'd make a wicked film."

Bono has joked he wants to join Girls Aloud. The U2 singer is keen to become a member of the British band after seeing them perform at the BRIT Awards last night.

Bono said: "I want to be in Girls Aloud. But seriously, I think they are at the cutting edge of pop music. They are a great band and they deserve to be center stage. They have everything a pop band should have - songs, the look, it's all there."