Erykah Badu: "Kiss my glittery ass Wayne Coyne," stated the singer after the Flaming Lips frontman released a video from their project together that showed her in a bath, stark naked.

Florence Welch: The singer stopped a concert halfway through in order to jump into the crowd barefoot and break up a fight. She told the audience, "I can't sing this song while there is a fight going on in front of me. It doesn't matter who is right or wrong, just sort it out and be friends."

Lady Gaga: "I had a boyfriend who told me I’d never succeed, never be nominated for a Grammy, never have a hit song, and that he hoped I’d fail. I said to him, 'Someday, when we’re not together, you won’t be able to order a cup of coffee at the f**king deli without hearing or seeing me.'"

Janis Joplin: “Fourteen heart attacks and he had to die in my week. In MY week.” The singer was replaced on the front page of Newsweek magazine by the late ex-President Eisenhower following his death in 1969.

Lily Allen:: "**** off Elton. I am 40 years younger than you and have my whole life ahead of me!" Visibly angry Allen stuck up for Elton John's jibe at her drinking onstage at the GQ Men of the Year awards.

Madonna: The pop megastar turned political onstage, revealing her dislike for controversial US politician, Sarah Palin. "You know who can get off of my street? Sarah Palin! I'm gonna kick her ass if she don't get off of my street!"

Courtney Love: Tweeting and starting the recent controversial row over whether Dave Grohl made advances towards her daughter, she said: "I hear from frannies roommate that @davegrohl hit on frances, and that she was curious, I'm not mad at her, him I am about to shoot, dead."

Adele: Speaking about the infamous moment when Adele was cut short during her speech at the 2012 BRIT Awards. "I flung the middle finger. That was for the suits at the Brit Awards, not my fans. I'm sorry if I offended anyone, but the suits offended me."

Christina Aguilera: After hearing Kelly Osbourne's harsh words calling The Voice coach the 'most disgusting human being', Aguilera hit back and hissed: "If you ever wanna tell me something, tell me in person!" Needless to say, Kelly Osbourne has nothing to tell her...

Rihanna:"I was like, 'Well, f**k them. They know more about me than I want them to know. It's embarrassing'. But that was my opening. That was my liberation." Rihanna, talking about the public and Chris Brown's assault on her.

Beyonce: "I don't need people to think for me, I've never been that way, and I don't ever want to be."