Queen attends Royal Variety Performance 2012

Britain's Queen Elizabeth II, left, greets Australian singer Kylie Minogue, right, after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II arrives at Royal Albert Hall for the Royal Variety Performance on Nov. 19, 2012, in London.

Queen Elizabeth II and Prince Philip, Duke of Edinburgh, arrive at Royal Albert Hall for the Royal Variety Performance on Nov. 19, 2012, in London.

Queen Elizabeth II arrives for the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II greets a guest on her arrival at the Royal Variety Performance at the Royal Albert Hall on Nov. 19, 2012, in London.

Queen Elizabeth II arrives at the Royal Variety Performance at the Royal Albert Hall on Nov. 19, 2012, in in London.

Britain's Queen Elizabeth II, left, greets Spanish tenor Placido Domingo, right, after the Royal Variety Performance at Royal Albert Hall in London on Nov. 19, 2012.

Britain's Queen Elizabeth II, left, greets Italian tenor Andrea Bocelli, right, after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II walks past members of British-Irish pop band Girls Aloud after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II, left, shakes hands with Cheryl Cole from British-Irish pop band Girls Aloud after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II, left, shakes hands with British comedian David Walliams after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II, left, and child performers from the musical "Matilda" after the Royal Variety Performance at the Royal Albert Hall in London on Nov, 19, 2012.

Queen Elizabeth II, left, greets Ashleigh and her performing dog Pudsey after the Royal Variety Performance at the Royal Albert Hall in London on Nov. 19, 2012.

Queen Elizabeth II greets Nadine Coyle, Nicola Roberts, Cheryl Cole, Kimberley Walsh and Sarah Harding from Girls Aloud at the Royal Variety Performance at the Royal Albert Hall on Nov. 19, 2012, in in London.