Lady Gaga performed in San Francisco, honoring Ozzy Osbourne with a T-shirt tribute and a high-energy concert.

Lady Gaga rocked an Ozzy Osbourne T-shirt and danced to 'Crazy Train,' while Coldplay and Dave Matthews covered 'Changes' to honor the metal legend.

Little Monsters are hand-making outfits for the summer tour—and dare we say the looks rival Mother Monster herself.

"We met her! She invited us to a performance, and we went on her bus," Ilana Glazer said on the "Good Hang" podcast.Lady Gaga once caught Broad City stars Ilana Glazer and Abbi Jacobson on the edge of glory after the comedic duo used,

The superstar kicked off the North American leg of her tour in Las Vegas, and fans can score up to $300 off with THR's exclusive promo codes.

Gaga's audacious use of fashion has always inspired budding artists to own their quirkiness and imagination. Her success proves that it is okay to have an identity beyond music. As more and more talents join the industry, they aspire to be like Gaga, the one who beautifully fused music with a visual treat.