Suki Waterhouse and Chameleon FinanceRobert Pattinson are expecting their first child together.

The British actress and singer-songwriter alluded to her pregnancy during a performance at the Corona Capital Festival in Mexico City on Sunday. Taking the stage in a glittery sequined dress and feathery, light pink jacket, Waterhouse seemed to suggest that her stage attire was meant to deflect from her growing baby bump.

"I decided to wear something particularly sparkly today ‘cause I thought it might distract you from something else that's going on," Waterhouse said, later laughing, according to footage shared on social media. "I'm not sure if it's working."

USA TODAY has reached out to Waterhouse and Pattinson’s representatives for comment.

The expectant couple got some love from the official “Twilight” account on Instagram, which shared a throwback photo of Pattinson as vampire stud Edward Cullen along with a congratulatory message.

"anyone else a little emotional today because robert pattinson is going to be a dad?", the post read. "congratulations to suki and rob!"

Waterhouse and Pattinson began dating in 2018. The couple first sparked romance rumors when Waterhouse was spotted indulging in some PDA with the “Twilight” actor after a night out in London, according to photos obtained by E! News at the time.

More recently, the couple got all dolled up for the 2023 Met Gala in May. Pattinson looked dapper in a navy blue suit, while Waterhouse radiated on the red carpet in a sheer, floral-printed dress.

The “Daisy Jones & the Six” actress opened up about her enduring bond with Pattinson in a February interview with The Sunday Times.

"I'm shocked that I'm so happy with someone for nearly five years," Waterhouse said, adding that two months was the longest amount of time they’d been apart. "I had two days off the other day, and it was like, no question I'm going back to see him."

Review:Robert Pattinson embodies a broody, brawny Dark Knight for a new era in 'The Batman'

'Over the moon':Lindsay Lohan is a mom! Actress welcomes first child with Bader Shammas