Grammy awards 2011: Ladies' night

Royal procession ... Lady Gaga arrives at the 53rd annual Grammy awards at the Staples Centre in Los Angeles. Inside an egg. Of course Photograph: Kevin Mazur/WireImage

Jaden Smith and Justin Bieber show the crowd how to get the party started Photograph: Michael Caulfield/WireImage

Paramore singer Hayley Williams presents Matt Bellamy, Dominic Howard and Chris Wolstenholme of Muse with the award for finest variations on a suit jacket. Sorry, that's actually best rock album Photograph: Jeff Kravitz/FilmMagic

Arcade Fire in mass-smiling shocker! The band throw caution to the wind, and multiple awards to the sky, after winning album of the year for The Suburbs Photograph: Mario Anzuoni/Reuters

Singer Rihanna decided on a pagan theme for her performance of What's My Name. And why not? Photograph: Mark Ralston/AFP/Getty Images

Dr Dre confirms that Eminem got the memo marked 'leather jackets' prior to the pair's performance of I Need a Doctor Photograph: Lucy Nicholson/Reuters

Jazz singer Esperanza Spalding incurs the wrath of a million Justin Bieber fans by beating the teen star in the best new artist category Photograph: Lucy Nicholson/Reuters

Members of the US group Lady Antebellum, (L-R) Charles Kelley, Hillary Scott and Dave Haywood, hold their awards for best country album, record of the year, best country song and best country performance. Repetition of the word 'country' will give you a clue as to why the band are virtually unheard of in the UK Photograph: Paul Buck/EPA

A typically demure Lady Gaga emerges for her performance of Born This Way. She could have made an effort, eh? Photograph: Mark Ralston/AFP/Getty Images

Yolanda Adams, Martina McBride, Christina Aguilera, Jennifer Hudson and Florence Welch perform a tribute to Aretha Franklin. Aguilera reportedly slipped over at one point, but we're assured this was an accident and not her own unusual way of paying tribute to the Queen of Soul Photograph: Kevin Mazur/WireImage