Lily Allen joins English band Keane on stage for a charity concert at London’s Brixton Academy, singing a unique acoustic version of their hit “Everybody’s Changing."

Katy Townsend is fresh young face, a unique and riveting presence on film and on stage. A native of Glasgow, UK, she is currently based out of Los Angeles. Check out this clip with samplings from several of her films.

Katy Perry talks about a new tool on YouTube that fans can use to ask her direct questions. Ask Katy!

Katy Perry spills the beans about what happened on her first day on the set of California Gurls.

In her new song Katy Perry gets abducted by… an alien. Enjoy this funky and sexy tune featuring Kanye West.

American pop singer/songwriter Katy Perry discusses the making of her music video to her hit single "Thinking of You" off her second album One of the Boys (2008). Enjoy!

The song "Firework" from singer Katy Perry's third studio album sold over 7 million copies in the United States. The music video was filmed in Budapest and was nominated one of the top 50 videos of the year.

With the dazzling sparkle of Christmas around us, Katy Perry invites us to think of the important things that money can’t buy... such as love!

Do we live within bubbles of our own complacent conformity? Are we slaves to a hypnotic rhythm of life that prevents us from challenging ourselves and facing the issues of the world around us? American pop star Katy Perry and Jamaican reggae star Skip Marley ask questions and deliver a political message in a dancehall pop song.

The Music Video for Katie Melua and Eva Cassidy "What A Wonderful World" taken from the album "The Katie Melua Collection".

Listen to this catchy and very well-known tune “Nine Million Bicycles” by British singer Katie Melua.

This is the official video for Katie Melua’s song “A Happy Place”. Happy listening!

Katie Melua demonstrates how to put an Echo Award to use.

In her new song “The Flood” pop singer Katie Melua reminds us that material things are not important. And that it comes down to believing in yourself.

A funny song by Katie Melua about 1910s film actress Mary Pickford and other founders of United Artists: Douglas Fairbanks, Charlie Chaplin and D.W. Griffith.