Here's a few more good ones:
Elwood: Ow, you fat penguin.
Jake: Ya see, me and the Lord have an understanding.
Mrs. Murphy: Help you two?
Elwood: Do you have any white bread ma'am?
Mrs. Murphy: Yeah.
Elwood: I'll have some toasted white bread please.
Mrs. Murphy: You want butter or jam on that, honey?
Elwood: No ma'am, dry.
Jake: Do you have any fried chicken ma'am?
Mrs. Murphy: Best damned chicken in the state.
Jake: Bring me four fried chickens and a Coke.
Mrs. Murphy: You want chicken wings or chicken legs?
Jake: Four fried chickens and a Coke.
Elwood: And some dry white toast please.
Mrs. Murphy: Ya'all want anything to drink with that?
Elwood: No ma'am.
Jake: A Coke.
Mrs. Murphy: Be right back.
Mrs. Murphy: We got two honkies out there, dressed like Hasidic diamond merchants.
Matt Murphy: Say what?
Mrs. Murphy: They look like they're from the CIA, or somethin'.
Matt Murphy: What they want to eat?
Mrs. Murphy: The tall one wants white toast, dry, with nothin' on it.
Matt Murphy: Elwood.
Mrs. Murphy: And the short one wants four whole fried chickens, and a Coke.
Matt Murphy: And Jake. ****, the Blues Brothers.
Matt Murphy: But babes, this is Jake and Elwood. The Blues Brothers.
Mrs. Murphy: The Blues Brothers? Shiiit. They still owe you money, fool. You're livin' with me now. You ain't goin' back out on the road and playin' them old two-bit sleazy dives, and y'ain't gonna go slidin' around witcho ol' white hoodlum friends.
Jake: Ma'am, would it make you feel any better if we told you that what we're asking Matthew to do is a holy thing?
Elwood: We're on a mission from God.
Mrs. Murphy: Don't you blaspheme in here. Don't you blaspheme in here. This is my man, this is my restaurant, and you two are gonna turn around and walk right out of here - without your dry white toast, without your four fried chickens, and withOUT Matt 'Guitar' Murphy.
Elwood: Illinois Nazis.
Jake: I hate Illinois Nazis.
Elwood: It's got a cop motor, a 440 cubic inch plant, it's got cop tires, cop suspensions, cop shocks. It's a model made before catalytic converters so it'll run good on regular gas. What do you say, is it the new Bluesmobile or what?
Jake: YES. YES. JESUS H. TAP-DANCING CHRIST... I HAVE SEEN THE LIGHT.
Donald 'Duck' Dunn: We had a band powerful enough to turn goat piss into gasoline.
Elwood: What kind of music do you usually have here?
Claire: Oh, we got both kinds. We got country *and* western.