The year in which the artist makes a landmark career move, like starring in an Oscar-nominated film or leaving a celebrated record label and starting their own.

Justin Timberlake's 2010

Apr. 6 — Timberlake and T.I. are featured on Jamie Foxx’s “Winner.”

July 2Timberlake is featured on Game’s “Ain’t No Doubt About It.” 

Sept. 29 — Jimmy Fallon and Timberlake begin their three-part "History of Rap" segment on Late Night with Jimmy Fallon.

Oct. 1 — Timberlake stars as Sean Parker in The Social Network.

Oct. 16 — Timberlake has another hilarious run as host of Saturday Night Live.

Dec. 14 — Diddy-Dirty Money releases Last Train to Paris. The album includes “Shades” featuring Timberlake, Lil Wayne, Bilal, and James Fauntleroy.

Dr. Dre's 1996

May — Dr. Dre marries Nicole Threatt, the ex-wife of NBA player Sedale Threatt.

July — Dr. Dre leaves Death Row and starts his Aftermath imprint under Interscope.

July 2 — Dr. Dre produces Nas' “Nas Is Coming” on It Was Written.

Sept. 30 — Dr. Dre is featured on Blackstreet's "No Diggity." The song goes on to peak at No. 1 on the Billboard Hot 100.

Nov. 6 — Dr. Dre has a minor role in the film Set it Off.

Nov. 26Dr. Dre releases compilation album Dr. Dre Presents the Aftermath.