In this humorous advertisement for Ed Sheeran's tour, he finds himself back in math class, although something seems to be haunting him...

The song "Don't let me down" featuring Daya is from the album Collage by electronic duo The Chainsmokers. She sings about her fear of being let down at the wrong moment by the person she needs the most.

At just sixteen years old, Miley Cyrus gave this energetic performance of the classic holiday song "Rockin' Around the Christmas Tree" at Rockefeller Center in New York City.

In this video, we can enjoy a performance of the British royal and national anthem "God Save the Queen." Hayley Dee Westenra is a classical crossover singer and songwriter from New Zealand.

In this video, Austin shows budding guitarists an exercise to increase the accuracy and dexterity of their fingers as they move across the guitar frets. The chords appear relatively simple, but Austin assures us that it’s not as easy as he makes it look!

The cast arrives, as well as the food, In part 2 of the sketch by Coldplay and the cast of Game of Thrones, aired on the NBC TV charity campaign Red Nose Day to raise money to end child poverty.

This is a music video of Lady Gaga performing Always Remember Us This Way, one of the songs from the film "A Star is Born" which she starred in alongside Bradley Cooper.

From their film "A Star is Born," here is the music video for Lady Gaga and Bradley Cooper's song "Shallow," for which Gaga and her co-writers received an Oscar.

The "Shape of You" singer, Ed Sheeran talks with Ellen DeGeneres on her show about the Grammys, his girlfriend and their cats, along with his upcoming work with Beyoncé. He also discusses a cycling accident which put him out of commission for a month.

On this second clip from Faithless band members, Sister Bliss and Maxi Jazz, they discuss ‘Comin Around’, a song recorded in collaboration with Temper Trap. It speaks to the issue of dealing with the challenge of personal relationships that fail.

Selena Gomez tells us the stories behind her most talked about Instagram photos.

Hawaiian musician, entertainer, and sovereignty activist Israel "IZ" Kamakawiwo'ole helped to popularize and change perceptions of Hawaiian music. This video with his version of "Somewhere over the Rainbow" includes footage from his funeral, attended by roughly ten thousand people, and the scattering of his ashes.

Justin James began writing songs when he was 20 years old and now tours the world performing his music. Releases include Islands (2013), A Beautiful Life (2011), Perfect Sometimes (2009), and Sun Drenched (2007). In this video, you can hear many samples of his songs in performances and music videos.

The legendary rocker David Bowie died on January 10th, 2016 after a battle with cancer. He is survived by his wife and two children, and mourned by fans around the world.

Pharrell Williams performs his track 'Happy' at Radio 1's Big Weekend 2014 in Glasgow.