Doo-Wops & Hooligans is the debut studio album by American singer-songwriter Bruno Mars, released on October 4, 2010. Mars' writing and production team The Smeezingtons were credited with writing all songs and serve as the album's executive producers. The album's title refers to doo-wop music and was chosen to reflect simplicity, as well as appeal to both males and females.

Two digital singles—"Liquor Store Blues" featuring Damian Marley and "Grenade"—were released to promote the album. Lead single "Just the Way You Are" was released on July 19, 2010, and topped the Billboard Hot 100 for four consecutive weeks, going on to become an international top ten hit. "Grenade" was later announced as the second single, and has charted in the top ten in Australia, Canada, New Zealand, as well as becoming his second consecutive number one in the US and UK. "The Lazy Song" was released as the third official single from the album in Spring 2011, peaking at #4 on the Hot 100 and becoming his third consecutive number one single in the UK as a solo artist.

Peter Gene Hernandez (born October 8, 1985), better known by his stage name Bruno Mars, is an American singer-songwriter and record producer. Raised in Honolulu, Hawaii by a family of musicians, Mars began making music at a young age. He performed in various musical venues in his hometown throughout his childhood. He graduated from high school and then moved to Los Angeles, California to pursue a musical career. Mars produced songs for other artists, joining production team The Smeezingtons.

Mars had an unsuccessful stint with Motown Records, but then signed with Atlantic Records in 2009. He became recognized as a solo artist after lending his vocals and co-writing the hooks for the songs "Nothin' on You" by B.o.B, and "Billionaire" by Travie McCoy. He also co-wrote the hits "Right Round" by Flo Rida featuring Ke$ha, and "Wavin' Flag" by K'naan. In October 2010, he released his debut album, Doo-Wops & Hooligans. Anchored by the worldwide number-one singles "Just the Way You Are" and "Grenade", the album peaked at number three on the Billboard 200. Mars was nominated for seven Grammys at the 53rd Grammy Awards, winning Best Male Pop Vocal Performance for "Just the Way You Are".