It looks like sitting in all that traffic on the 405 was worth it!
After making a late arrival at the iHeartRadio Music Awards, Rihanna absolutely DOMINATED the evening winning a total of four trophies, including Best Fan Army, Hip Hop/R&B Song of the Year, Song of the Year, and of course Artist of the Year!
Better late than never, right?
Of course, RiRi wasn't the only one to walk away with an award! Check out the full list of winners …AFTER THE JUMP!!!