…when you’re gigging in airport terminals and pools. Or maybe it’s just in certain airports and pools. As a testament to the American Princes indie rock ascendancy or the abilities of the band’s new management company or both, the band’s slated this month to play at JFK Airport, as part of a Jet Blue concert series that also features Dan Dyer and Justin Townes Earle, and at the Union Pool, the summer time spot in Brooklyn. That’s noon on July 3 and 9 p.m. on July 17 at the pool.