Carrie Underwood makes her baby vibrate during rehearsals at the American Music Awards

Carrie Underwood was more rock than country hits when she attended the American Music Awards rehearsals in Los Angeles on Sunday, Oct. 7; the singer also rocked her baby bump in full growth. The 35-year-old "Cry Pretty" star, dressed in jeans and jeans, presented her performance at the Microsoft Theater in preparation for Tuesday's AMA (October 9th). Its pregnant middle section was easy to spot.

Underwood and her husband Mike Fisher announced the upcoming birth of their second child in a video in August. In the following months, Underwood opened the door to the suffering caused by three miscarriages two years earlier, before the couple happily announces that his 3-year-old son, Isaiah, is going to have a brother or sister.

Underwood's AMA will air on Tuesday night, at 8 pm, during the star-filled show. EDT on ABC.

Ella Mai will also screen along with Jennifer Lopez, Camila Cabello, Dua Lipa, Mariah Carey and Taylor Swift, who will open this year's show, which will also feature highly anticipated teams, including Shawn Mendes with Zedd; Benny Blanco, Halsey and Khalid; Cardi B with Bad Bunny and J Balvin; Ciara and Missy Elliott; and Post Malone with Ty Dolla $ ign. Panic! at the Disco will pay tribute to Queen with an interpretation of "Bohemian Rhapsody", as well as a special tribute to Queen of Soul, Aretha Franklin.