The Azusa location reads “In-N-Out Burger” in green neon letters, a rare shade for the brand, and the yellow arrow is lit up by mini bulbs. Pasadena has a similar lit-up sign. It looks old ...

In 2002, the sign was taken down and put into storage by Puget Sound Energy. A few years passed, and MOHAI officials told Puget Sound Energy that they didn’t want the big blue flame anymore.