Long distance plzzz help?

Ok so my girlfriend live in another state and I want her to come to visit me bt her grandma or dad dont know shes lez or that she has a girlfriend so I need to come up with something so she can come here plzz help I was thinkn making a thing from her school and having it say like trip to disneyland for 1 month and give my sisters cell number as the person to call my sis said it was ok idkk please helpp thanx