Katy Perry celebrated the Fourth of July with a patriotic photo and paid tribute to her hit 2010 song "Firework" on Instagram. The singer is set to release her single 'Woman's World' on Thursday ...

Katy Perry celebrated July 4th in nothing but an American Flag bikini—check out the pic. ... BTW, she went on Instagram Live that same night, saying "Yes, ...

Padma Lakshmi took to Instagram on the Fourth of July. Katy Perry commented on the lack of rights women in the US have right now. Sophia Bush is one of many celebs who have spoken out on the decision.

Katy also tweeted a shot of her patriotic nails. Mayer, 35, meanwhile, played with the Roots at Philly's Fourth of July Jam . And on Friday, he rocked the Today show as part of its summer concert ...

Weeks after PEOPLE confirmed that Katy Perry and Orlando Bloom had broken off their engagement, the musician attended ...

Katy Perry and John Mayer look adorable in this picture Katy Instagrammed on 4th July. At least we think it's John, we can't be completely sure. The two lovebirds are cuddling and wearing his 'n ...

From BBQs to poolside hangs, ET breaks down all the ways the stars are ringing in Independence Day.

In celebration of Independence Day, 'American Idol' judge Katy Perry took to Twitter to mark the Fourth of July — but her "cryptic" post left fans confused.

Kenny Chesney will take a brief break from his Brothers of the Sun Tour with pal Tim McGraw to celebrate the 4th of July with another music superstar.

Katy Perry, Jennifer Hudson and "Glee's" Amber Riley all performed at different Fourth of July specials across the U.S.

Katy Perry is owning the night like the Fourth of July. The Teenage Dream hitmaker shared a patriotic photo on Instagram, paying tribute to her 2010 song "Firework." In the photo, Perry, 39, poses ...

"BB UR A FIREWORK," Katy Perry captioned her Instagram post Julien Hekimian/Getty Katy Perry Katy Perry is owning the night like the Fourth of July. The Teenage Dream hitmaker shared a patriotic photo ...