Tyra Banks, Alison Brie, The Chainsmokers, Andy Cohen, Simon Cowell, Darren Criss, Halsey, T.I., Justin Hartley, Chrissy Metz, Mustard, Chloe Kim, Mila Kunis, Padma Lakshmi, Des Linden, Julia Michaels, French Montana, Ne-Yo, Derek Hough, Jenna Dewan, Evan Ross, Ashlee Simpson, Grace VanderWaal and Rebel Wilson will also be presenting awards on Sunday.
"Gonna be a fun night and great show! Excited about what I'm presenting," Ciara said on Twitter alongside a promotional image of herself for the ceremony.
The 2018 Billboard Music Awards, hosted by Kelly Clarkson, will be aired live from the MGM Grand Garden Arena in Las Vegas on Sunday at 8 p.m. ET on NBC.
Taylor Swift and Kendrick Lamar lead the way with Billboard Music Award nominations and will face off against Drake, Bruno Mars and Ed Sheeran for Top Artist. Swift's Reputation and Lamar's DAMN are nominated for Top Selling Album alongside Beautiful Trauma from Pink, Divide from Sheeran and From A Room: Volume 1 from Chris Stapleton.