La-la-land - definition of la-la-land by The Free Dictionary
la′-la land` (ˈlɑˌlɑ)
1. a state of being out of touch with reality.
2. Los Angeles.
References in periodicals archive
Yep, the boy-bander has been getting big ideas while out in La-La-land
and now he's keen to turn his talents to acting.
I think we're all in sort of la-la-land
," he admitted.