Stewie's catch phrase "What the deuce?"

When Peter was in court over his welfare check fraud
Judge: I'm sentencing you to 24 months in prison. [gavel strike]
Lois Griffin: OH NO!
Brian Griffin: OH NO!
Chris Griffin: OH NO!
Meg Griffin OH NO!
Kool-Aid Man: [breaks in through Court Room wall] OOOOH YEAAAHHH!...
Everyone: [silence]
Kool-Aid Man: [slowly backs out through the hole he made in the wall]

Peter Griffin: Come on. Let's go. Fox is running one of those new reality shows at 8:00. Fast Animals, Slow Children.
[cuts to TV show]:
[Tiger running, jungle music]:
Fat Kid: C'mon guys, wait up
[Tiger running, jungle music]:
Fat Kid: [lunchbox breaks, sandwich falls out] Dang, now I got honey all over my legs.
[Tiger faster running, faster jungle music]:

at a coffin store]
Peter Griffin: I'll take this one. But I won't pay a cent over $60.
Salesman: Sir, that casket costs $1,000.
Peter: Okay, $70.
Salesman: What?
Peter: $2,000.
Salesman: That's twice the cost!
Peter: $40.
Salesman: What?
Brian Griffin: He doesn't know how to haggle

Ronald Reagan: Mr. Gorbachev, tear down this wall! [talking to the brick wall of a McDonald's ] Tear it down! Reagan smash! [Reagan starts punching the wall]
One Employee: What is that?
Another Employee: Oh, that's just Reagan. Don't worry about it, he tires himself out.
Ronald Reagan: Reagan sleepy. [Reagan gets on the ground to fall asleep]