Here is “Every Teardrop Is a Waterfall” by British alternative rock band Coldplay. The song is the first track to be announced as part of Coldplay’s fifth album era but is not known whether it is expected to be included on the fifth Coldplay album, due for release in 2011. “Every Teardrop Is a Waterfall” is written by Will Champion, Chris Martin, Peter Allen, Adrienne Anderson, Brian Eno, Guy Berryman and Jonny Buckland. It was produced by Markus Dravs, Dan Green and Rik Simpson. “Every Teardrop Is a Waterfall” was released on Friday, June 3, 2011, at 12PM BST as a digital download, it debuted at #29 on the US Billboard Hot 100 chart.

Here is “I’m On One” by American hip-hop artist DJ Khaled. It is DJ Khaled’s second single from his upcoming fifth studio album, We the Best Forever. The song also features Canadian recording artist Drake, American rapper Rick Ross and American rapper Lil Wayne. “I’m On One” was written by Drake, Lil Wayne, Rick Ross, Tyler Williams, Nikhil Seetharam and Noah Shebib. It was produced by American producers T-Minus, Kromatik and Noah “40″ Shebib. “I’m On One” was released for digital download in the United States on May 20, 2011. The song was at #10 on the US Billboard Hot 100 chart on the week of June 11, 2011.

Here is “Hair” by American recording artist Lady Gaga. The song was released worldwide digitally on May 16, 2011, as the only promotional single from her second studio album Born This Way. The song was supposed to be released as the second promotional single from the album. However, “The Edge of Glory” started selling considerable amount of digital downloads, prompting Gaga to make it the third single from Born This Way. Hence “Hair” became the first promotional release from the album. The song was written and produced by Gaga and RedOne. “Hair” debuted at at #12 on the US Billboard Hot 100 chart.

Here is “Where Them Girls At” by French house music producer and DJ, David Guetta. The song the lead single from Guetta’s upcoming fifth studio album. It also features American rapper Flo Rida and Trinidadian rapper Nicki Minaj. “Where Them Girls At” was written by David Guetta together with French songwriter and music producer Sandy Vee. The song debuted at #14 on the US Billboard Hot 100 chart on the week of May 21, 2011.

Here is “The Lazy Song” by American singer-songwriter and music producer Bruno Mars. The song was released as the third single from his debut studio album, Doo-Wops & Hooligans. “The Lazy Song” was written by Mars, Philip Lawrence, Ari Levine and K’naan, it was produced by The Smeezingtons. The song was released on February 15, 2011, it was currently at #6 on the US Billboard Hot 100 charts.