The 24-year-old model-turned-actress couldn't help but stare!
Even Cara Delevingne was entranced by Rihanna's cleavage at the London premiere of Valerian and the City of a Thousand Planets.
The 24-year-old model-turned-actress took to Instagram on Tuesday to poke fun at herself for staring at her friend's bosom on the red carpet, after a photo of the pair quickly went viral.
RELATED: Rihanna Shows Major Cleavage in Head-Turning Red Dress at 'Valerian' Premiere: Pics!
"? @badgalriri," Delevingne wrote alongside the meme, which read, "Cara is all of us."
RELATED: Rihanna Turns Heads in Pink Feathered Look at 'Valerian' Premiere in Paris: Pics!
While Rihanna has definitely been bringing the fashion while promoting the Luc Besson movie, Delevingne knows how to turn heads as well. See the pair's headline-making looks at Valerian's Hollywood premiere in the video below.