Compiled by Nicky Champ

Oprah has been everywhere this week, Hamilton Island, Uluru and next stop The

Oprah

Opera House, she even had time to squeeze in a snuggle with a koala in Queensland.

The other most talked about pictures this week include the tragic floods that have affected four states in Australia, Lady Gaga outfits epitomised by Barbie, Katy Perry appears on The Simpsons and Sarah Jessica Parker talks to Elle magazine about Hollywood’s favourite topic, ageing.

Oprah Winfrey cuddles a koala on her 'Ultimate Australian Adventure' on Hamilton Island

Oprah reveals in an emotional interview with Barbara Walters that she is is not a lesbian and her best friend Gayle King is 'the mother she never had. The sister everybody would want. The friend everybody deserves.'

Celine Dion shows off her IVF baby twin boys Nelson and Eddy in the new issue of Hello! Canada magazine

Floods affect NSW, QLD, VIC and SA. Here a horse in Gumly NSW heads for higher ground. (The horse was unharmed).

Andrej Pejic is our latest model to hit the European catwalks, only she is a he. The 19 year-old male from Broadmeadows is signed with Chadwick models and created his own 'femiman' look.

A woman in Berlin's Charite hospital gives birth inside an MRI scanner for the first time ever - this picture shows the baby in the birth canal just before it is born [Via Jezebel]

This week marked the 30 year anniversary of John Lennon's death on 9th December 1980.

John Lennon's fans celebrated his life Wednesday by visiting Strawberry Fields, the Central Park garden dedicated in his honor. [Via SF Gate]

SJP talks about ageing in the latest issue of ELLE 'I don’t know what I can do about the aging. Yes, I am aging. Oh my God, I’m aging all the time. It’s like those flowers that wilt in front of you in time-lapse films. But what can I possibly do? Look like a lunatic?' [Via ELLE]

Ellen DeGeneres tweeted this picture as 'the best holiday decorating I’ve ever seen' Look at the house on the right.

Katy Perry does her bit to entertain US troops. Here she descends onto the stage at Vh1's annual show, Salute the Troops in a huge parachute and outfit adorned in stars and stripes.

French actress Marion Cotilliard appears in a nonsensical short film by fashion house Christian Dior, as a burlesque dancer who befriends a wheelchair bound Sir Ian McKellen. The short film promotes the new range of Dior accessories.

Entertainment Weekly have immortalized some of Lady Gaga‘s fashion moments from 2010. Here is the steak dress from the MTV awards. The meat is tied on with dental floss.

Entertainment Weekly's barbie mimicking Gaga's 'Telephone' video.

The real Lady Gaga steps out for a shopping trip in LA this week.

Katy Perry appears in the Christmas episode of The SImpsons as bar keeper Moe’s girlfriend. Wearing a tight red dress, she makes jokes about Elmo and Sesame Street who earlier in the year deemed her cleavage inappropriate for young viewers.

This is the world's oldest Christmas tree, standing just 14 inches tall this tiny tree will celebrate its 124th Christmas this year. The ornamental tree was first bought in 1886 for six pence. The tree was first authenticated by Christie's auction house in London and then the Guinness Book of Records confirmed that the distinguished-looking ornament was indeed the oldest know artificial Christmas tree in the world.

Actress Isabella Rosselini dresses up as various animals for the Green Porno series, that focuses on insect sex. The series was a hit on the Sundance Channel's Web site and is now in it's second season, which will focus on the sex lives of sea creatures.

Actress Isabella Rosselini dresses up as various animals for the Green Porno series, that focused on insect sex. The series was a hit on the Sundance Channel's Web site and is now in it's second season, which will focus on the sex lives of sea creatures.

A zebra plays with snow at the Hellabrunn zoo on December 3, 2010 in Munich, Germany.

Madonna opens a gym 'Hard Candy Fitness' in Mexico City and holds a special dance class for members in the opening week.

Madonna opens a gym 'Hard Candy Fitness' in Mexico City and holds a special dance class for members in the opening week.

Willow Smith performs her single 'whip my hair' live at the holiday tree lighting and opening of the Kings holiday ice rink at L.A.