Carrie Underwood took home two trophies at the 2015 Teen Choice Awards on Sunday night (Aug. 16), and although she was unable to attend the ceremony in person, she tweeted some words of thanks.

The "Little Toy Guns" singer swept the awards show's two country music categories, earning wins for Choice Country Artist and Choice Country Song, the latter for "Little Toy Guns."

"Wow! On a bus headed to Iowa & the TV is out, but got word I won TWO #TeenChoiceAwards THANK YOU!!!" Underwood tweeted, adding the hashtags "#ChoiceCountryArtist" and "#ChoiceCountrySong."

To win Choice Country Song, the star beat out Luke BryanFlorida Georgia LineHunter HayesSam Hunt and Megan & Liz. In the Choice Country Artist category, Underwood defeated Bryan, FGL, Hayes, Miranda Lambert and Blake Shelton.

The Voice, on which Shelton is a judge, earned the title of Choice TV: Reality Show, while country-turned-pop superstar Taylor Swift took home Choice Breakup Song, Choice Music: Collaboration, Choice Summer Music Star: Female and Choice Twit. A complete list of winners is available here.

Underwood may not have been at the 2015 Teen Choice Awards, but she's already got the 2015 CMA Awards on her calendar. She and Brad Paisley will return as hosts of the awards show, which is set to take place on Nov. 4, for the eighth year. The singer also recently earned the top spot among country artists on the RIAA’s Digital Singles Ranking and is working on new music.

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