Metallica performs their first ever BBC session at Maida Vale, playing "Atlas, Rise!" from their latest album Hardwired... To Self-Destruct.

From time to time, we give celebrities a chance to read some of the mean things people tweet about them. We extended that same offer to our Commander in Chief, who happily agreed. This is an all President Obama edition of #MeanTweets.

@TheEllenShow: How do you throw a party for Bruno Mars? You planet.
;-) Bruno Mars and Mark Ronson were on "The Ellen Show" for an incredible reenactment of the video for their unstoppable song! Everyone got in on the fun. Listen closely to captions 60 and 61: Does Bruno say "Ellie" or "L.A."? Please tell us your opinion.

Take a unique journey with four members of the YouTube Symphony Orchestra and four Australian contemporary musicians. Their challenge: to collaborate as a duo and produce a piece of music influenced by their journey across Australia.
Visit Australia.com for more information about this beautiful country.

London born cellist Desmond from the YouTube Symphony Orchestra was flown to Australia and partnered with Sydney based country folk singer Luke Webb for a unique musical experiment. Their challenge: to collaborate and produce a piece of music influenced by their journey across Australia.

American viola player Jasmine from the YouTube Symphony Orchestra was flown to Australia and partnered with singer songwriter Dewayne Everettsmith for a unique musical experiment. Their challenge: to collaborate and produce a piece of music influenced by their journey across Australia.

American Bassoonist Samuel Blair from the YouTube Symphony Orchestra was flown to Australia and partnered with pop musician Stu Cullen from Melbourne in a unique musical experiment. Their challenge: to collaborate and produce a piece of music influenced by their journey across Australia.

Enjoy the trailer for the video game adaptation Resident Evil: Afterlife, starring Milla Jovovich.

Hollywood actors give their voice to support the aid organisation One. This organisation, together with numerous other international aid organisations, supports the international campaign Make Poverty History.

Everybody has a sea story to tell, especially those who grew up by the ocean. We’re in Maine, on the Atlantic Coast of the United States. Let’s enjoy the view, explore the caves, and even bother some starfish!

Let’s talk about lobster !

MAGIC! is a Canadian reggae fusion band. Members Nasri, Ben Spivak, Mark Pellizzer, and Alex Tanas stopped by On Air with Ryan Seacrest to perform their hit song "Rude."

One of Madonna’s older hits Papa Don’t Preach from her True Blue Album from 1986.

With all this hype about rugby, we felt it was our duty to ensure everyone truly understood the rules of the game. A video by LYNX Australia

Lydia teaches us the weekdays, the seasons and the months in English. Listen closely!