Lets go ride a bike!
It doesn't have windows.
They're always cutting lines
Not all of them.
Only one, but the light bulb has to want to change.
Menstrual Cycles (I'm 99% sure I made this up!)
It popped a wheelie.
They both can't ride a bicycle!
I don't know. Let me think. *pictures self riding jet ski made of bones through space*