UFC hottie Arianny Celeste's bikini executed a breathtaking submission hold earlier today at a pool in Miami -- squeezing her boobs so tight ... the lovely ladies nearly came loose.
She's got all the right moves.
Miranda Kerr got into a sticky situation while poolside in Australia the other day, but luckily her sexy friend was around to serve as her personal bikini bottom wedgie assistant.
Sometimes even gorgeous supermodels get their panties in a bunch.

"Captain America" star Chris Evans showed off his super buff superhero hairy chest and abs while at some sorta photo shoot at Vasquez Rocks Natural Park outside L.A. on Wednesday.
The 30-year-old knows being shirtless is his patriotic duty.

Celebrity Workouts
The lord is my personal trainer, I shall not want.
Mega-televangelist Joel Osteen hit the beach in Hawaii this week for a little family vacation time with his wife Victoria, his son Jonathan, his daughter Alexandra ... and a SHREDDED SIX PACK!!!
Besides being one of the most famous preachers in the world, Osteen is also a health nut ... who dishes out diet advice on his web page. Judging by his sculpted physique, dude knows what he's talking about.

Victoria's Secret model Candice Swanepoel knows the first rule when it comes to smoking hot bikini shoots on the beach -- always wear protection ... sweet, sweet, lotion-y protection.
The pic was snapped Saturday in Saint Barts where the super model's butt ... some woman's ... hand ... sorry, where were we?

While Adriana Lima posed for a photo shoot on the beach in St. Barts, someone was actually given the very, very enviable task of making sure the super model's ample boobs were in just the right spot -- which is odd ... since there is no wrong spot for them.
Being Adriana's breast friend in the world ... where do we sign up?
While her ex-boyfriend Kasey Kahl deals with the aftermath of his drunk-and-disorderly arrest -- Vienna Girardi hung out in a bikini with her other ex-boyfriend Jake Pavelka Lee Smith in Miami on Tuesday.
In case you forgot -- Vienna stormed off "Relationship Rehab" last month, where she was hammering out issues with Kahl. Vienna was pissed because producers blindsided her with a surprise sit-down with Lee, an ex at the time.
But now, sources close to the couple tell us Vienna and Lee have since been talking and working on their relationship.
Fun fact: Lee was also the guy that allegedly sent Vienna flirty emails back when she was engaged to "Bachelor" Jake Pavelka.

Rihanna was hanging by a few small threads in Hawaii yesterday -- testing the structural integrity of a tiny black thong bikini, while sunning her 23-year-old buns in the ocean ... on a paddleboard.
Whatever floats her butt.

Muscle god Chris Hemsworth celebrated the news that his gorgeous wife Elsa Pataky is pregnant with their first child just like anybody else would ... by diving down an inflatable slide off a helicopter-carrying luxury yacht with Matt Damon in St. Barts on Wednesday.
This is how Thor and Jason Bourne unwind.
And you thought your vacation was fun.
The awards aren't until Sunday, but Playboy's Miss August 2010 Francesca Frigo showed off her gorgeous golden globes in a hot pink string bikini in Miami on Tuesday.
The 25-year-old Venezuelan goddess is very, very talented.
Fresh from vacationing with George Clooney, Stacy Keibler and Cindy Crawford in Mexico, Alex Rodriguez and his new girlfriend/wrestling diva Torrie Wilson continued soaking up the sun and showing off their lean, ripped physiques at his house in Miami this weekend.
Gym. Tan. Lovers.

And if that wasn't convincing enough -- here's a pic of the new couple getting nibbly in A-Rod's pool.