Britney Spears made her first UK television performance in four years Saturday on Simon Cowell’s talent show X Factor.

She performed her new single “Womanizer,” while the show’s five remaining contestants each sang a song of hers.

Asked to give advice to the aspiring singers, Spears said, “Just keep doing it.”

She also said her time in London was going great.

“I met so many different people,” she said. “I love being here in London – it’s awesome.”

On Thursday, Spears performed “Womanizer” at a German awards show. She hit the stage again on Friday for French TV show Star Academy.

Next week, she returns to the United States, where she will celebrate the release of her sixth studio album, Circus, on Dec. 2 — her 27th birthday.

She also plans to throw a party that same night at NYC hot spot Tenjune.

After her live performance on the on the TV show, Britney Spears came out of the back to make a brief appearance before leaving the venue.

Source, Splash