Everybody know vs Everybody knows

Some examples from the web:

• Let everybody know your dad was a hero.
• They have to let everybody know what they're thinking.
• Everybody know he comes to the meetings.
• Everybody know Jimmy talk real good.
• Now that the Towers is gone, everybody know how it got to go down.
• Everybody know that I'm this family's meal ticket.
• Everybody know what game Malik in.
• Everybody know Nicole got lit up 'cause she was stealin'.
• Everybody know that work on the swamp, he catch hard luck... on his family and children's children.
• Everybody know how to play "I never"?
• How does everybody know my password?
• Let everybody know how tight we are.
• Let everybody know Lochnafoy is open for business.
• She would've let everybody know.
• It's not exactly easy having everybody know you're failing.
• Let everybody know who I was.
• Now that the Towers is gone, everybody know how it got to go down.
• Does everybody know about this party?
• Look, I'm not trying to have everybody know about that.
• I hope you enjoyed yourself, letting everybody know you were here.

Some examples from the web:

• Everybody knows you got a raw deal.
• Everybody knows genetic diversity... produces the strongest offspring.
• Everybody knows II and III suck.
• Everybody knows I meant St Peter.
• Everybody knows the Labor Day rule.
• Everybody knows the Lucious Lyon story.
• Everybody knows a gun is a felony.
• Everybody knows that rats like cheese.
• Everybody knows OJ drivers buy bootlegs.
• Everybody knows that you walked off stage once.
• Everybody knows you never go full retard.
• Everybody knows you take great action shots.
• Everybody knows zombies can't ride motorcycles.
• Everybody knows where your money went.
• Everybody knows you still have shafts blocked.
• Everybody knows spiders have eight legs.
• Everybody knows that children occasionally throw temper tantrums.
• Everybody knows Rick Masters won't go near a job without front money.
• Everybody knows that the games at carnivals are rigged.
• Everybody knows that dragons don't exist.