"Family Guy" The Big Bang Theory (TV Episode 2011) - Seth MacFarlane as Peter Griffin, Brian Griffin, Stewie Griffin, Glenn Quagmire, Tom Tucker, Leonardo da Vinci, Neil Armstrong

Brian Griffin : So that means you must be Italian.

Stewie Griffin : Of course, my love for Spaghetti-O's and smoking on the toilet. It all makes sense.
Stewie Griffin : Hey Bertram, what's your favorite type of bottled water?

Bertram : Huh?

Stewie Griffin : Mine's *Arrowhead*.

[kills Bertman by shooting him in the head with an arrow]

Seth MacFarlane: Peter Griffin, Brian Griffin, Stewie Griffin, Glenn Quagmire, Tom Tucker, Leonardo da Vinci, Neil Armstrong