User blog comment:ShadowStorm736/Tell me this isn't true.../@comment-30755637-20170518092324

But...DublynT, you know, there are rumours that Heather is going to appear in the comic "Dragonvine". And this comic will take place after httyd 2. So she's going to survive.

And... there are also some rumours that Heather may be a love interest of Eret in the comic.