"I am so happy I got to be there to cheer on my Dreamgirls sister," Hudson wrote on her Instagram.
These six awards extend Swift's lead as the artist with the most iHeartRadio Awards. She now has 25.
From Beyoncé accepting the Innovator Award from Stevie Wonder to SZA winning song of the year, here are the best pics from Monday's awards show.
The superstar received her award from Stevie Wonder.
When "Waterfalls" got to Left Eye's famous rap verse, T-Boz and Chilli welcomed Latto to the stage to take the reins.
The singer also won pop artist of the year and favorite tour style.
Both tracks are included on Timberlake's 'Everything I Thought It Was.'
SZA accepted multiple awards onstage Monday night, including song of the year.
The star-studded event is set to take over Los Angeles' Dolby Theatre on April 1.
Additionally, it was revealed that Ludacris will be hosting and performing at the event.