From the tube (ie. tubular wave) being a highly desirable place and imagining the Pope has the privilege of going there or being there all the time.
pope’s living room (uncountable)
- (surfing slang) The inside of a tube (ie. of a wave making a tube).
- 2001: It was the layback, a casual declaration of civil disobedience in the pope's living room, our own aquatic limbo act. — Jason Borte, surfline.com