Danny Kongos was on the tour bus with his band Kongos —  the current darlings of the alternative airwaves — barreling through Seattle when he abruptly paused midsentence during an interview with Fender.com.

“Whoa, that’s the El Corazon,” he said with a wistful chuckle. “Last time we played there, the alley was covered with beer bottles and piss.”

That was about a year ago, when Kongos were passing through the United States to support their independently released 2012 sophomore album Lunatic.

Now, with a certified smash hit in “Come With Me Now” being played on alt radio stations across the nation, bookings on the summer festival circuit and a supporting role on Kings of Leon’s fall tour, things are a little different for the quartet of brothers.

Rolling into the Emerald City this time around for a show at the Neptune called Concerts 4 A Cause benefiting Youth Care, Kongos has developed into a seasoned live act and seem poised to take on the world.  …