Rapper Big Sean and Glee star Naya Rivera are officially the hottest celebrity couple on the scene.

The 25-year-old hip hop star and actress, 26, went public with their budding romance at the film premiere of 42 in Los Angeles.

Arriving hand-in-hand to the red carpet event, the pair appeared to finally confirm weeks of speculation that they are dating.

Rivera dressed up for the couple's debut in a fitted grey snakeskin dress and white pointed heels. The actress, who plays Santana Lopez on the hit show, completed the look by wearing her dark brown hair in loose curls.

Big Sean, 25, meanwhile, opted for a smart/causal outfit consisting of a black shirt and trousers and leather jacket.

They could be seen indulging in some PDA as they posed with their arms around each other.

In March the Good Money artist, hinted to fans on Twitter that things were heating up between the pair after she helped him celebrate his 25th Birthday in LA.

"@nayarivera was in on it too, lookin good... I really had no idea about this...I was at home sick as f-ck!" he told his 4 million followers.

Rivera then tweeted an intimate picture of the pair together at the celebration, writing: "Such a good picture from last night. Best surprise ever!"

The rumour mill went into overdrive at the weekend when they werespotted together at Rihanna's concert at the Staples Center.

Big Sean was apparently previously in a long-term relationship with high school sweetheart Ashley Marie.

Rivera has been linked to stars including Douglas Booth, as well as her Glee co-stars Mark Salling and Kevin McHale.