Seriously... I don't know the punchline to this, help me out.
Everyone keeps telling me that I should know...
They know how to work under the hood!
zzzzzzzzz, wait, I fell asleep at the punchline.
Sorry, the punchline is the joke. If you don't get it, ask your dad.
To help the firemen find the hydrants
Gingerbread. Edit: This is more of an out-loud joke. So, maybe it'll help if it read: "Ginger-bred" instead.