Bill: We have a blood exchanger? Then why the hell didn’t you tell me about that? I’ve been exchanging blood by hand. It’s painstaking work. Now, you tell me after eight years we have a blood exchanger. God! Next, you’ll tell me we have a brain implanter.
Mike: Well, I—it’s been in the hall closet for some time. I assumed you preferred to do it manually.
Bill: Son of a bi—

“The Blood Exchanger Sketch” pulled from RiffTrax: Astro Zombies.