Complex sentence: He and David start bickering, like David and Jeff always did, and when David calls him a geek, he shuts down, and allows the ship to fall from the sky, taunting David as he struggles to gain control.
Split into simpler sentences: He and David start bickering, like David and Jeff always did. This comes to a head when Max shuts down and allows the ship to fall from the sky, taunting David as he struggles to gain control.