American singer-songwriter Bruno Mars has written and recorded songs for his studio albums, Doo-Wops & Hooligans (2010) and Unorthodox Jukebox (2012), and has written songs for other singers. The Smeezingtons (Bruno Mars, Philip Lawrence, Ari Levine) worked in the majority of the songs in Mars' debut studio album, including writing "Count on Me" and "Marry You" together. The team collaborated with Khari Cain and Khalil Walton on the album's lead single "Just the Way You Are", peaking at number one on the Billboard Hot 100. Mars explained "I wasn't thinking of anything deep or poetic. I was telling a story." Mars co-wrote and co-produced the song "Talking to the Moon" with Grammy Award winning producer Jeff Bhasker. The single "Grenade", was conceptualised after Mars heard an unreleased tra