I love Bruno Mars because i was Born and raised in Honolulu as well. 
He's a great entertainer, but not necessarily the best musician.
He is one of the best though and he joined the best team when he signed a recording contract with Atlantic Records in 2009.
Atlantic have a history of putting out some powerhouses. I think The Beatles may have been signed there once
Do you know His debut studio album.  "Doo-Wops & Hooligans" was bomb. it  included the international and U.S "Billboard" Hot 100 number one singles "Just the Way You Are" and "Grenade"
That's an interesting tidbit. I didn't know all of this about him. I may have to listne to one of his albums soon.
won a Grammy Award for Best Male Pop Vocal Performance. In 2011, Mars recorded the single "It Will Rain" for the film "" (2011).
Mars' second album, "Unorthodox Jukebox" (2012), peaked at number one in the US, Australia, Canada, Switzerland, and the UK, winning a Grammy Award for Best Pop Vocal Album. Its singles "Locked Out of Heaven" and "When I Was Your Man", reached number one on the US "Billboard"
piano, keyboards, drums, and horns, and also serve as backup singers and dancers.
Born and raised in Honolulu, Hawaii, Mars moved to Los Angeles in 2003 to pursue a musical career. After being dropped by Motown Records, Mars signed a recording contract with Atlantic Records in 2009. In the same year, he co-founded the production team The Smeezingtons, responsible for various successful singles for Mars himself and other artists. Mars rose to fame in 2010 with the release of the successful singles "Nothin'