You better make sure your AC's running, because its Olivia Jade's 26th birthday weekend ... and we're commemorating the occasion by sharing some of...

Halsey's been in the game for well over a decade now, so hopefully you've come with some stamina on this fine Monday, 'cuz we're honoring Halsey's...

Bella Hadid is slaying another year around the sun and we've got some juicy hot shots to kick off the birthday fun! At 29 years old, there's no bikini...

Wanna know "what dreams are made of?" Our fun photo gallery featuring Hilary Duff's hottest shots ... the millennial icon may be well into her 30s --...

Megan Moroney is celebrating another year around the sun ... but these sexy shots might be hotter! Sound the alarm! The 28-year-old "I'm Not Pretty"...

Kick off Bella Thorne's 28th birthday with a leisurely stroll through her sexiest shots ... 28 is a magical number, so we're shining the spotlight...

Chantel Jeffries is kickin' off another scorchin' year around the sun -- and although it was quite tricky to narrow down her hottest shots -- TMZ is a...

On and off the court, Serena Williams is a vet, and in honor of her 44th bday, we're runnin' through her hot shots ... they'll make you sweat! Slip...

On and off the court, Serena Williams is a vet, and in honor of her 44th bday, we're runnin' through her hot shots ... they'll make you sweat! Slip...

No one does it like Dunne -- kick off the gymnast's 23rd birthday with her rock-solid hot shots! During her days as an LSU Tiger, the New Jersey...