NEW YORK - Rapper-actor Ludacris will host the 2014 Billboard Music Awards.
The show will air at 8 p.m. Sunday on ABC from the MGM Grand Garden Arena in Las Vegas.
Katy Perry, Miley Cyrus, Jennifer Lopez, John Legend, Lorde and Carrie Underwood will perform.
Lorde and Imagine Dragons are the top contenders, competing in 12 categories. Imagine Dragons will battle Cyrus, Perry, Bruno Mars and Justin Timberlake, who is nominated for 11 awards, for top artist.
Timberlake's "The 20/20 Experience" will compete against efforts from Beyonce, Eminem, Drake and Luke Bryan for top Billboard 200 album.
LONDON - "Downton Abbey" star Michelle Dockery is selling the eye-catching gown she wore to last year's Emmy Awards to help victims of the Syria civil war.
Christie's auction house says the Prada dress, featuring a red halter-style top and burgundy skirt, will go under the hammer in London on June 20. Proceeds will go to humanitarian organization Oxfam.
The gown is expected to fetch between $5,000 and $8,400.