Hook up someone vs hook up with someone

Some examples from the web:

• I have a few drinks, hook up with someone.
• Unless of course you plan to hook up with someone and don't need the room.
• Unless of course you plan to hook up with someone and don't need the room.
• You know if you ever do decide to hook up with someone else, just don't tell me about it, okay.
• The only way that's happening is if I get to hook up with someone, too.
• So you hook up with someone else?
• What I need to do, I need to hook up with someone else.
• It's bad enough that I miss Alex, but now I got to be the douchey pig that hooks up with someone else's girl.
• Maybe we could hook Carl up with someone.
• Maybe I should hook Derrick up with someone.
• I could maybe hook you up with someone to talk to.
• I could maybe hook you up with someone to talk to.
• Hook the baby up to someone else's blood and see if she gets better.
• Do you think you can hook someone up just because they are fat?
• Someone always hooks up with another person, maybe even falls for them.
• How does someone like you hook up with a superstar like Mandy?
• What? You do not make pancakes for someone who is "just a hook-up."
• He won't know if we hook up.
• I heard you're looking for a hook-up.
• Video hook-up with David in the conference room.

Some examples from the web:

• Unless of course you plan to hook up with someone and don't need the room.
• The only way that's happening is if I get to hook up with someone, too.
• I have a few drinks, hook up with someone.
• Unless of course you plan to hook up with someone and don't need the room.
• You know if you ever do decide to hook up with someone else, just don't tell me about it, okay.
• So you hook up with someone else?
• What I need to do, I need to hook up with someone else.