Rihanna Nip Better Have My Money!

4/15/2015 6:57 AM PDT

Rihanna -- Nip Better Have My Money! (PHOTO)

Rihanna went out to dinner Tuesday night in Santa Monica and it's a safe bet whoever was sitting across from her had a hard time keeping eye contact.

RiRi hit up one of her fave spots, Giorgio Baldi -- where no shirt and no shoes equals no service -- but no bra means ... you're V.I.P.

Don't act like you forgot!