Photos: Justin Bieber + Tyson Beckford’s ex? Floyd Mayweather Jr.’s $1M necklace

Justin Bieber and Shanina Shaik at Rehab on Saturday, May 2, 2015, in the Hard Rock Hotel.

Erik Kabik / ErikKabik.com

Justin Bieber and Shanina Shaik at Rehab on Saturday, May 2, 2015, in the Hard Rock Hotel.

Hard Rock Hotel:
Monday, May 4, 2015 @ 5:26 p.m.
Did partygoers at Rehab on Sunday get so out of control during an appearance by Ludacris that Hard Rock Hotel management had to close the party pool early and evict daytime revelers?
Sports Illustrated swimsuit models Samantha Hoopes, Genevieve Morton, Kim Glass, Hailey Clauson and Anastasia Ashley host Saturday, May 2, 2015, at Foxtail Pool Club in SLS Las Vegas.

S.I. swimsuit model Anastasia Ashley gives selfie lessons to Robin Leach

SLS Las Vegas:
Monday, May 4, 2015 @ 4:58 p.m.
Pro surfer and Sports Illustrated Swimsuit Edition beauty Anastasia Ashley gave me a lesson in taking selfies and using the latest iPhone video and photo apps over champagne in Franklin Bar at Delano Las Vegas on Sunday.
Korie Robertson, Willie Robertson, Jason Aldean and Brittany Kerr attend the grand opening of “Duck Commander Musical” on Wednesday, April 15, 2015, at the Rio.

What’s next for ‘Duck Commander Musical’ after it closes May 17 at the Rio?

Theater:
Monday, May 4, 2015 @ 4:30 p.m.
Willie Robertson, who wrote the bestselling book “The Duck Commander Family” with wife Korie, tells me after its six-week engagement here at the Rio, he’s taking the show on the road.
Octagon girl Arianny Celeste waves to fans between rounds of a fight at UFC 156 on Saturday, Feb. 2, 2013, at Mandalay Bay Events Center.

Q+A: Knockout UFC ring girl Arianny Celeste talks Cinco de Mayo at T&T

Luxor:
Monday, May 4, 2015 @ 3:58 p.m.
UFC ring beauty Arianny Celeste has seen her fair share of knockouts, but her Cinco de Mayo party at Tacos & Tequila in the Luxor on Tuesday will be a real 10 count.
Jay Z and Young Jeezy attend the D’Usse after-fight party hosted by Jay Z and Beyonce on Saturday, May 2, 2015, at Marquee in the Cosmopolitan of Las Vegas.

Fight Weekend party photos: Jay Z and Beyonce host at Marquee

The Cosmopolitan of Las Vegas:
Monday, May 4, 2015 @ 3:08 p.m.
Beyonce, who never stopped dancing in her seat at their VIP table near the DJ booth, welcomed friends and family, including her mother and new husband, who naturally stayed closerthanthis throughout the night.
The Las Vegas Outlaws take on the San Jose Sabercats during the Outlaws' first Arena Football League game Monday, March 30, 2015, at the Thomas & Mack Center.
Preview: It’s war! The rock rivalry between L.V. Outlaws and L.A. Kiss
Arena Football League:
Monday, May 4, 2015 @ 1:31 p.m.
It’s a rock rivalry at its finest. Vince Neil’s Las Vegas Outlaws play host to Gene Simmons and Paul Stanley’s L.A. Kiss in a fast-and-furious Arena Football League showdown tonight at our Thomas & Mack Center.
Liberace and Elvis Presley trade jackets and instruments in an impromptu jam session Nov. 14, 1956, at the Riviera.
A final look: The Riviera shuts its doors after 60 years on the Strip
Las Vegas:
Monday, May 4, 2015 @ 10:29 a.m.
Another one bites the dust. At high noon today, the doors to the renowned Riviera shut tight, and the life of a 60-year legendary icon came to a bittersweet end.
The pre-fight party headlined by 50 Cent and featuring Busta Rhymes and Tyga at Drai's Live on Friday, May 1, 2015, atop the Cromwell.
Fight Weekend party photos: 50 Cent, Tyga, Busta Rhymes, Tyson Beckford at Drai’s
The Cromwell:
Monday, May 4, 2015 @ 2:03 a.m.
Kicking off three days and three nights of Big Fight Weekend celebrations, Drai’s Beach Club + Nightclub atop the Cromwell hosted a full live concert by rapper and actor Curtis “50 Cent” Jackson on Friday night.
P. Diddy hosts at Lavo on Friday, May 1, 2015, in Palazzo. Cassie is at left.
Fight Weekend party photos: P. Diddy at Lavo, Mark Ronson, Jeremy Lin at Marquee
Nightlife:
Monday, May 4, 2015 @ 1:01 a.m.
Who else but Sean “P. Diddy” Combs would host not one but two Big Fight Weekend parties in the Entertainment Capital of the World? Diddy hosted a private fight-weekend bash at Lavo in Palazzo on Friday night.
Russell Westbrook at Encore Beach Club on Friday, May 1, 2015, in Las Vegas.
Fight Weekend party photos: Bradley Cooper, Russell Westbrook at EBC
Encore Las Vegas:
Sunday, May 3, 2015 @ 11:34 p.m.
Oscar-nominated actor Bradley Cooper (“American Sniper,” “Silver Linings Playbook”) partied Saturday at Encore Beach Club in Steve Wynn’s Encore at a DJ set by global superstar David Guetta.
Justin Bieber hosts and performs at Rehab on Saturday, May 2, 2015, in the Hard Rock Hotel.
Fight Weekend party photos: Justin Bieber goes shirtless at Rehab
Hard Rock Hotel:
Sunday, May 3, 2015 @ 10:34 p.m.
Pop superstar and fan of Floyd Mayweather Jr. Justin Bieber sprayed champagne showers to cool down daytime revelers when he took over Rehab at the Hard Rock Hotel on Saturday as host for one of the Las Vegas Fight Weekend soirees.
P. Diddy and Sports Illustrated swimsuit models host Saturday, May 2, 2015, at Foxtail Pool Club in SLS Las Vegas.
Fight Weekend party photos: P. Diddy, Sports Illustrated swimsuit models at SLS
Foxtail Pool Club:
Sunday, May 3, 2015 @ 7:57 p.m.
Three-time Grammy Award-winning artist Sean “P. Diddy” Combs partnered with five knockout Sports Illustrated swimsuit models for an appearance at Foxtail Pool Club at SLS Las Vegas on Saturday afternoon during The Big Fight Weekend.
The Floyd Mayweather Jr.-Manny Pacquiao post-fight press conference Saturday, May 2, 2015, at MGM Grand.
Photos: Record money, celebrity turnout for ‘Fight of the Century’ at MGM
Boxing:
Sunday, May 3, 2015 @ 6:55 p.m.
Show business kings, record royalty, millionaire moguls, television titans, sports superstars and headline queens made up one of the largest entertainment groups ever at a Las Vegas boxing bout Saturday night.
The post-fight party headlined by Chris Brown and featuring 50 Cent, Busta Rhymes, Akon, Tyga, Too Short and more at Drai’s Live on Saturday, May 2, 2015, atop the Cromwell. Brown, club owner Victor Drai and Russell Westbrook of the Oklahoma City Thunder are pictured here.
Fight Weekend party photos: Chris Brown, celebrities galore at Drai’s post-bout
The Cromwell:
Sunday, May 3, 2015 @ 6:04 p.m.
Rappers, musicians and athletes joined Chris Brown onstage, including rapper 50 Cent, singer Akon, rappers Tyga and Too Short, Russell Westbrook of the Oklahoma City Thunder and rapper Busta Rhymes, who headlines his own concert at Drai’s tonight.
Emmanuel Sanders, Hannah Davis and Steven Jackson attend the Sports Illustrated Draft Viewing Party on Thursday, April 30, 2015, at the Sayers Club in SLS Las Vegas.
Photos: Hannah Davis, NFL stars attend Sports Illustrated Draft Viewing Party at Sayers Club
SLS Las Vegas:
Saturday, May 2, 2015 @ 8:02 p.m.
The viewing party was hosted by Sports Illustrated writer and CBS broadcaster Seth Davis and featured Emmanuel Sanders (Denver Broncos wide receiver), Steven Jackson (Atlanta Falcons running back) and 2015 S.I. Swimsuit cover model Hannah Davis.