Here is “Blurred Lines” which was a song performed by American R&B recording artist Robin Thicke. This song was released as Robin Thicke’s lead single from his sixth studio album “Blurred Lines”. The song also features guest vocals from American rapper T.I. and American  singer-songwriter, rapper and record producer Pharrell. “Blurred Lines” reached #6 on the US Billboard Hot 100 chart on the week of June 15, 2013, it also was at the top spot on several other  countries.

Here is “Heart Attack” by American singer-songwriter and actress Demi Lovato. The song was released as Demi Lovato’s lead single from her upcoming fourth studio album “Demi”. “Heart Attack” was written by Mitch Allan, Jason Evigan, Sean Douglas and Nikki Williams. The song was released on February 24, 2013, it debuted at #12 on the US Billboard Hot 100 chart on the week of March 08, 2013 and reached #10 on the week of April 27, 2013.

This song  was a song performed by American rapper Macklemore together with American music producer Ryan Lewis featuring Ray Dalton. The song was released as the third single from their collaborative album The Heist. “Can’t Hold Us” was written by Macklemore and was produced by Ryan Lewis. The song was released on August 16, 2011, it reached #7 on the US Billboard Hot 100 chart on the issue week of April 20, 2013.

This song “Just Give Me a Reason” was performed by American recording artist, songwriter and actress Pink. The song was released as Pink’s third single from her sixth studio album The Truth About Love. The song also features American indie/indie rock singer-songwriter Nate Ruess. “Just Give Me a Reason” was written by Pink together with Nate Ruess and Jeff Bhasker. The song was at #5 on the US Billboard Hot 100 chart on the week of April 13, 2013.

This song “when I Was Your Man” was performed by American singer-songwriter and record producer Bruno Mars. The song was Bruno Mars new hit single that was released as the third promotional single from his second studio album, Unorthodox Jukebox. “when I Was Your Man” was written by Bruno Mars together with Ari Levine, Philip Lawrence and Andrew Wyatt. The song debuted at #69 at the US Billboard Hot 100 chart and was now at #2 on the week of April 13,2013.