Switching gears: Zalien the Alien

I'm blocking on an image of a Hawaiian market.  Rather than struggle I'm changing lanes to another idea, Zalien the Alien.

Zalien interrupts three trick-or-treaters on Halloween night and samples some of their chocolate.  Then he remembers that for aliens, chocolate upsets their multiple tummies.  Adventure ensues.

I have the characters but I need a good space ship.  Here I scribbled some ideas.

Try it, it's fun.  Each scribble should take a minute or less:

Fill a page!