How Do I get in

Hint 1 of 9:

You can buy a flyer from an alien or robot with the phone number.

Hint 2 of 9:

But all it says is that you need to be a member.

Hint 3 of 9:

Go to the Bar.

Hint 4 of 9:

Talk to the girl in the foreground about Merigo. You must pay her.