Look Hard: When Grampa and Bart are in Branson and Grampa tells Bart to help him look for Zelda, you can see Ned Flanders out of Grampa's window.
The "No Pining" sign only appeared when the nurse pointed to it after Abe said "Oh what will I do?"
The old man who said "Oh No! A shoe on a stick!" was actually saying "Oh no! The shoe of the devil!"
(The family has just gotten the call that Abe is dead)
Marge: Oh no! Your father's dead!
Homer: (sobs) He never even lived to be a vegetable!
Zelda: Who's that tall drink of Maalox?
(Grampa comes home after being out all night)
Homer: Do you have any idea what you put me through? I called the police, the hospital, my bookie, the kennel . . . okay, this isn't about who I called!
Lisa: Mom, there's no gambling in Branson. It was designed as a family destination.
Marge: Oh, no, there's gambling. We just have to find it!
Lisa: Look mom, it's your car! Grampa and Bart must be in that theatre.
Marge: Bet you they're not! 3 to 1, how much you got?
Lisa: Mom, you're hurting me!
Souvenir Jacket Man 1: Your jacket! She burns!
Souvenir Jacket Man 2: Then I burn with her. For I would rather die, than have people not know what stores I have been to.
Homer: I just don't know what to do!
Marge: He used to be such an angel. Maybe you should give him another chance.
Homer: No! He's gotta learn, Marge. The way my dad made me learn.
Marge: He is your dad.
Homer: You sunk my Scrabble-ship!
Lisa: This game makes no sense.
Homer: Tell that to the good men that just lost their lives.
(Zelda moves into Grandpa's retirement home)
Zelda: Hi, I'm Zelda. I put the "ass" in assisted living.
Grampa: (sees that she's attractive and sexy) Holy m... Hee hee... Abe Simpson's the name. And now that you're here I'm changing my instructions to "Do resuscitate"!
(Grandpa & Bart are driving to Branson)
Radio Announcer: And now... WOMB... warm and safe radio... takes you back to the golden age of radio theater.
Show Announcer: It's "The Itchy & Scratchy Hour"... presented by Henson's Mustache Wax - the mustache wax Hitler doesn't use.
Abe:I HATE THIS HOUSE!!! (runs in house with hands over ears and goes into a room playing music slamming door.) Homer:YOU CALL THAT MUSIC?
Yakov Smirnov: In Soviet Union, revue watches you!
Mr. T: Remember me, foo? I played B.A. Baracus!
The song in this episode, "Ode to Branson", was nominated for an emmy for Outstanding Music And Lyrics.
Blackboard Joke: None.
Couch Gag: Blue Man group is performing in front of the couch as the family enters.
Sharp Dressed Man
When Grampa drives away with Zelda, the 1983 ZZ Top song "Sharp Dressed Man" is heard, and three old men move the same way as the ZZ Top do in the music video when the car passes in front of them.
The Old Man and the Sea
This is the third Simpsons episode with a title parodying that of the Ernest Hemingway novel, after season 8's "The Old Man and the Lisa" and season 10's "The Old Man and the 'C' Student".
Grandpa Simpson: Mass hobo grave in cellar... Nyaaah!
After Homer explains the markings on the fence post and while the lady of the house brings several hobo bundles out to the garbage, the background music is the screaming violins "Shower scene" music by Bernard Herrmann from Alfred Hitchcock's 1960 film, "Psycho".
:: "No this is Bronson"
Charles Bronson was a famous actor who's been in movies like The Great Escape, Death Wish, and Once Upon A Time In the West.
Lisa: This has been a Gracie Films presentation
The end credits were a parody of the end credits from the popular 1960s sitcom The Beverly Hillbillies where the entire family could be seen coming out of the front door of their mansion and waving goodbye to the audience. Lisa saying "This has been a Gracie Films presentation" during the Gracie Films title was also from the Hillbillies. Each episode would sign off with a shot of the Filmways logo and Donna Douglas (as "Ellie May Clampett") could be heard saying "This has been a Filmways presentation."
Charo: Hoochie Hoochie Hoochie
When the audience chants "Hoochie hoochie hoochie," Charo joins in, a reference to her catchphrase "Coochie coochie coochie".