I Heart Radio Awards

See all the pics from the star-studded I Heart Radio Awards with Taylor Swift, Rihanna, Madonna, Justin Timberlake and Iggy Azalea...
Getty ImagesMadonna showed no signs of slowing with flowing locks, a chainmail dress and fingerless gloves.
Getty ImagesZendaya stunned in an eclectic dress. Her green high-neckline with cutouts was set off by a hot pink bandeau but it's that embellished skirt we can't keep our eyes off...
Getty ImagesTaylor Swift looked foxy in a cutout Kaufmanfranco LBD. The singer just can't seem to get enough of the minis at the moments but we're not complaining.
Rex FeaturesMeghan Trainor opted for a sweetheart neckline with a glitzy fitted jacket.
Rex FeaturesWow. That's a bright one JT. We love you but we're not sure we love the suit.
Rex FeaturesGossip Girl's Jessica Szohr was a golden girl dressed in a crept silk champagne number. She wisely completed the look with an on-trend box clutch.
Rex FeaturesSuited and booted, Iggy Azalea chose a netted jacket to show off her new boob job which she revealed took place four months ago.
Rex FeaturesAmerican Idol's golden boy Adam Lambert chose stripes and heeled suede boots for the evening.
Getty Images18-year-old Hailee Steinfeld joined her Pitch Perfect 2 co-stars dressed in head-to-toe Dior.
Getty ImagesOop, Taylor Swift has recruited another Swiftie.
Getty ImagesWe'd love to be in your gang guys!
Getty ImagesAh, who gets the pop queen crown with this pair?
Getty ImagesTaylor Swift played second fiddle to Madge as she strummed the guitar for Madonna's performance of Ghost Town.
Getty ImagesRihanna upped the A-list ante arriving for her performance of her new single, Bitch Better Have My Money, in a helicopter. As you do.
Getty ImagesThe singer showed off her incredible figure dressed in an Adam Selman mini dress and green fur Versace coat.
Getty ImagesNot a look all of us could pull off but we are talking about RiRi here.
Getty ImagesThose thigh-high, patent leather boots are certainly eye-catching.
Getty ImagesThree guesses for what they're talking about?
Getty Images"Errrr, three's a crowd Nick Jonas".
Getty ImagesIt may not look like it but Taylor Swift was pretty happy when it was announced she won the award for best lyrics for Blank Spaces.
Getty ImagesThe star played a joke with Justin Timberlake that he had won the award for Blank Space instead of her. Hilar.
Getty ImagesIggy Azalea and Jennifer Hudson preformed a raunchy rendition of their hit Trouble.
Getty ImagesShake it on down Iggy.
