What are Us Weekly's preferred partners buzzing about this Friday? Justin Timberlake and Jay-Z's joint summer tour, casting news and more. Check out today's top stories in the roundup below.

It's confirmed! Justin Timberlake and Jay-Z announce they'll be performing together in 12 cities this summer on their joint Legends of the Summer tour beginning July 17. (Just Jared)

Filling out an office Oscars betting pool. Here's a cheat sheet! (The Daily Beast)

Kristen Stewart to present at the Oscars. See which other stars will be taking the stage. (ET Online)

LOL! Watch a video showing all the ways stars have pronounced Les Miserables throughout award season. (Vulture)

Gorgeous in Dior! See Silver Linings Playbook star and Oscar nominee Jennifer Lawrence's new ad for Christian Dior's Miss Dior handbag. (USA Today)

New costar couple. Newsies and Smash star Jeremy Jordan will play the male lead opposite Anna Kendrick in the movie musical The Last 5 Years. (Zap2It)

America's Next Top Model will soon return for Cycle 20 -- with male models joining the competition. Meet the new contestants. (toofab)

Exciting news! Fifty Shades of Grey movie to hit theaters summer 2014. (The Stir)

Exclusive photo. Kristen Stewart goes out to dinner for sushi with friends in L.A. Tuesday. (PopSugar)

This article originally appeared on Usmagazine.com: Justin Timberlake, Jay-Z Announce Legends of the Summer Joint Tour