Justin Bieber is kicking himself right now ... because ex-girlfriend Selena Gomez and her perfect 21-year-old ass just hit Miami Beach in this bikini.

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TMZ Sports

Bowling Green Kicker: I Can Hit a 60 Yarder .... Seriously. 1:45

Bieber Gets Schooled By Floyd Mayweather’s Dad! 1:44

Red Sox: First Pitch FAIL 1:04

Shaq Disses LaVar Ball Again 0:21

Floyd Mayweather Sr. Says He'll Beat a White Supremacist's Ass 1:14

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Hotties And Bodies

Rihanna Has Something Under Her Umbrella 1:04

Advice from One Olympian-Turned-Actor to Another 1:40

What Is Mel B Wearing? 0:49

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Fights & Feuds

Monica and Brandy: No More Hate! 1:52

Trump’s Ex-Campaign Manager Involved In A NEIGHBOR FEUD! 1:53

Justin Bieber Says No KO For Money Mayweather 1:42

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Crime & Arrests

GRAPHIC CONTENT: Charlottesville Car Attack Graphically Captured in New Video 0:41

Britney Spears Bum-Rushed Onstage 1:37

NBA Star Zach Randolph – Busted For Weed! 1:45

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TMZ Live

Rihanna Hides Boyfriend Under Her Umbrella I TMZ LIVE 1:01

Leo DiCaprio and Kate Winslet Still Friends I TMZ LIVE 2:23

Six Flags Over Texas: We’re Keeping Our Confederate Flag I TMZ LIVE 5:03

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TMZ Short Takes

Taylor Swift's Butt Groping Trial: 'He Latched On to My Bare Ass' 1:30

'Cash Me Outside' Girl Danielle Bregoli Sentenced to Five Years Probation on Multiple Charges 1:06

Allen Iverson Hit Casino Hard Before Blowing Off BIG3 Game 1:48

Cops: Guy We Arrested Is NOT Lucky Whitehead, Case Dropped 1:44

Beyonce Shows Off The Twins! Which Is Sir? Which Is Rumi? 1:56

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TMZ on TV

'Hamilton' Has A Star-Studded Premiere In LA 0:57

Leo DiCaprio and Kate Winslet Their Friendship Go On and On 1:53

Alfonso Ribeiro Shoots Down 'Fresh Prince' Reunion Rumors 1:13

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