Rihanna is celebrating after landing 18 nominations for the 2011 Billboard Music Awards.
Rihanna leads Eminem and Lady Gaga for the most nods, while Bruno Mars and Justin Bieber were also handed double-figure nominations at a ceremony on Wednesday in Las Vegas.
Rihanna is up for Top Hot 100 Artist, Top Female Artist, Top R&B Artist and Top Dance/Electronic Artist, while her Love the Way You Lie duet with Eminem, places her as a contender in six song categories.
Eminem is a finalist in 16 award categories, including Top Billboard 200 Artist, Top Artist, Top Male Artist and Top Rap Artist, and Lady Gaga follows as a finalist in 12 categories.
Mars and Bieber are up for 11 awards each. View the full list of nominees here.
The Billboard Music Awards will take place in Las Vegas on May 22.
(Photo: Getty Images)