2U

David Guetta teams up with Justin Bieber for this shimmering dance track. It is the first official collaboration of the French DJ and the Canadian pop star. "Justin has such a unique voice and I have so much respect for his talent but also for his choices," said Guetta. "He took some risks reinventing himself lately in such a cool amazing creative way. I'm very proud to finally share a record with him. I feel like '2U' is an incredible combination of emotion energy with a huge melody combined with edgy sounds."

The song finds Justin trying to prove his devotion to his lady, as he explains how far he's willing to go for her: No limit in the sky that I won't fly for ya No amount of tears in my eyes that I won't cry for ya Oooh no With every breath, that I take I want you to share that air with me

David Guetta and Justin Bieber wrote the song with: Jason "Poo Bear" Boyd, Justin's go-to co-writer since the two met in Las Vegas at a 2013 party for Lil Twist. He co-wrote the majority of the songs on Bieber's Journals and Purpose albums, including the international #1 single "What Do You Mean? ." Surinamese-born Dutch music composer and producer Giorgio Tuinfort whose other credits include Gwen Stefani's "The Sweet Escape", Nelly's "Body On Me" and Ariana Grande's "One Last Time."