"It's the best," Ortega has said of working with Gaga. "She's the best, definitely one of the most talented individuals I've ...

Lady Gaga and Bruno Mars’ duet 'Die With A Smile,' a five-week No. 1 hit this year, has reached one billion views on YouTube.

Lady Gaga made history in Rio with the most-attended free concert by a woman, which sparked a major Spotify surge as several ...