New York Post: Samsung has reached an unprecedented $25 million deal to sponsor Rihanna’s upcoming album and tour. Rihanna, known for hit songs such as “Umbrella” and “Rude Boy,” is signed to Roc Nation, run by rap mogul Jay Z, who has had a long and profitable relationship with Samsung. The Rihanna deal follows seven months of talks and is the biggest music-marketing tie-up in recent memory.