A party boat pirate hopped aboard a private, 145-foot yacht at the Chelsea Piers and in an apparent attempt to set sail, police and a witness said Wednesday.

Besides teaching dogs not to poop on luxe rides, “they literally need training not to scratch a boat,” said Manhattan trainer Andrea Arden, who charges $200 per 90-minute session.

Entertainment Cruises this weekend debuted a brand new two-level yacht, The Manhattan Elite, available for charter by groups of up to 75. The yacht has a VIP suite, an indoor/outdoor lounge area ...