India, March 18 -- Musicians Mariah Carey and Anderson .Paak added more fuel to their dating rumours after sitting together at the iHeartRadio Music Awards on Monday night. The speculation, which first began in December, only intensified after Anderson was spotted by Mariah's side, even helping her onto the stage when she received the prestigious Icon award.

The 55-year-old music legend dazzled during her moment in the spotlight, and as musician LL Cool J introduced her, Anderson stood up to offer his support. Beaming with pride, he smiled warmly at Mariah as she graciously accepted her award. Once on stage, Mariah playfully quipped, "Is the lighting okay? 'Cause I don't like bad lighting. Is it okay?"

Speculation about their relationsh...