Ok cool.. I'll start

.. What's grosser than gross?

What?

.. a truck full of dead babies.

Eww

.. What's grosser than that?

What?

.. the one at the bottoms alive!

OMG!

.. What's grosser than that?

What!?!?

.. It's eating its way to the top!

OMFG! That's horrible!

.. What's grosser than that?

What?!?!

.. it made it!