la-la-land

Related to la-la-land: The Land of Nod

la′-la land`

(ˈlɑˌlɑ)
n. Slang.
1. a state of being out of touch with reality.
2. Los Angeles.
[1980–85]
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.
And so the California League divisional playoff series between the San Bernardino Stampede and the Lake Elsinore Storm - the Class-A affiliates of the Dodgers and Angels, respectively - might be as close to a postseason battle for the baseball bragging rights of La-La-land as Los Angeles-area baseball fans will ever get.
I think we're all in sort of la-la-land," he admitted.