Bruno Mars seems to be everywhere these days, with most years containing at least one chart-topping single from the talented musician. But did you know that he was once struggling to pay his own rent and pay for his gas, even after he was signed to a label? The star has built a solid fan base with his hits, but how much do you know about Bruno Mars' life?
Click through this gallery to find out the story of how this star went from an impersonator to an icon.