Lady Gaga brought out her pipes for a stunning cover of John Lennon’s “Imagine” at the Baku 2015 European Games Opening Ceremony held in Baku, Azerbaijan on Friday, June 15, 2015.

Lady Gaga -- ARTPOP: http://smarturl.it/ARTPOPalbum Music video by Lady Gaga performing "G.U.Y." ©2014 Interscope

Little Monsters of every age, wouldn't you like to see something strange? Come with Lady Gaga and you will see, this her town of Gagaween. Five paws up for this haunted parody on the Mother Monster, herself! Don't be afraid, she was born this way.

Music video by Lady Gaga performing Yoü And I (Official Video). Lady Gaga's "Yoü And I" video received 1,054,214 video views on YouTube prior to the official VEVO video release. © 2011 Interscope Records

Lady Gaga is coming to cheer up Springfield in a special 'Lisa Goes Gaga' episode of The Simpsons. Here's a look at her cheering up Matt Groening and the rest of the crew at the taping.

Lady Gaga Discusses New Album, Judas Single, and Finding Pizza in Her Shower

“Stupid Love” is Lady Gaga’s first new music in three years. It’s the lead single from the 33-year-old star’s upcoming sixth studio album, for which we have no title or release date yet. Judging by the solid synth and catchy beat, Gaga (real name Stefani Germanotta) has fully returned to her pop roo

Lady Gaga was moved to tears when she appeared as a guest judge on hit TV show, So You Think You Can Dance.

LGBT civil rights parody of Lady Gaga' overcoming Prop 8. Parody: Sean Chapin

WRITTEN BY LADY GAGA. EXECUTIVE PRODUCER: VINCENT HERBERT. DIRECTED BY NICK KNIGHT. CHOREOGRAPHY BY LAURIE ANN GIBSON.