Everyone knows Jetstar is Qantas. Each and every time people feel ripped off or mishandled by Jetstar, which is often, the knife is dug deeper and twisted further into what is left of the Qantas brand.
Search Jetstar on Google & the 5th link is:
Don't Fly Jetstar - A place to share your Jetstar complaints
A great association, for the premium brand's image.