Why, sung by Sabrina Carpenter in an "electropop" style, is all about contrasts. A conversation in a restaurant between Sabrina and her boyfriend sets the stage for a song about all their differences and how, for some mysterious reason, they still get along fine.

Georgian/British singer-songwriter Katie Melua performs "Forgetting All My Troubles" from her album Secret Symphony.

Australian-born singer-songwriter Stu Larsen made a decision to leave behind normality, security and comfort, choosing to live as simply as possible and to follow the opportunities that lay themselves down in front of him. He has no home. He sings this foot-tapping country song based very loosely on the story of Bonnie and Clyde.

Ed Sheeran wrote this uplifting African-inspired song about hope with Fuse ODG in Ghana. The song's title and refrain, Bibia be ye ye, is in Twi, a language spoken in Ghana and translates to "Everything will be all right." Shot by Ghanaian director, Gyo Gyimah, the video focuses on Ghana's rich culture – from the food to the people – following different Ghanaians as they lip sync and dance to the infectious song.

British singer-songwriter Anne-Marie performs Ciao Adios, whose title uses both the Italian and the Spanish words for "bye." It's a break-up song, but rather than crying herself to sleep, the girl is getting over it and moving on in the midst of fast-paced lyrics and contagious dancehall-inflected rhythm.

A live performance, by The Navvies, of a traditional Irish song about North men and South men being on the same road, and carrying the same burdens.

British artists Rita Ora and Ed Sheeran sing "Your Song", which they co-wrote. This is their first collaboration, but they've been friends since they were teenagers.

"The Bit That I Don't Get," sung by Katie Melua, is from her fifth studio album, Secret Symphony. She sings about breaking up, and trying to make sense of it.

Here is the video for the song "Friends" from "Before the Dinosaurs," the second studio album from Danish singer-songwriter Aura Dione .

"Hey Jude," from 1968, topped the charts in Britain for two weeks and for nine weeks in the U.S., where it became The Beatles' longest-running No.1 hit single. It was also the single with the longest running time.

Bush, a British band led by guitarist-vocalist Gavin Rossdale, perform the hit song from their album The Sea of Memories.

In this simple, upbeat song from the 2013 album "Moon Landings," James Blunt sings about changing his ways as soon as he finds love again.

Alice Merton, a British-Canadian artist, performs “No Roots,” a song inspired by her nomadic lifestyle.

Marina and the Diamonds perform their song "Primadonna Girl" live at T in the Park in 2015.

Enjoy the touching song “Skinny Love”, originally by Bon Iver, now sung by English musician Birdy.